Home / 648,159.30-972,238.95-589,061.70

Finding the Fourth Proportional to 648,159.30, 972,238.95 and 589,061.70

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Solution

The fourth proportional to 648,159.30, 972,238.95 and 589,061.70 is: 883,592.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,159.30 : 972,238.95 = 589,061.70 : x
  2. Step 2: Convert to fraction form
    648,159.30/972,238.95 = 589,061.70/x
  3. Step 3: Cross multiply
    648,159.30x = 972,238.95 × 589,061.70
  4. Step 4: Simplify right side
    648,159.30x = 572,708,728,693.22
  5. Step 5: Solve for x
    x = 572,708,728,693.22/648,159.30
  6. Step 6: Final answer
    x = 883,592.55

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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.