Home / 1,359,979.30-2,039,968.95-473,515.30

Finding the Fourth Proportional to 1,359,979.30, 2,039,968.95 and 473,515.30

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Solution

The fourth proportional to 1,359,979.30, 2,039,968.95 and 473,515.30 is: 710,272.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,979.30 : 2,039,968.95 = 473,515.30 : x
  2. Step 2: Convert to fraction form
    1,359,979.30/2,039,968.95 = 473,515.30/x
  3. Step 3: Cross multiply
    1,359,979.30x = 2,039,968.95 × 473,515.30
  4. Step 4: Simplify right side
    1,359,979.30x = 965,956,509,349.94
  5. Step 5: Solve for x
    x = 965,956,509,349.94/1,359,979.30
  6. Step 6: Final answer
    x = 710,272.95

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.