Home / 1,008,920.02-1,513,385.50-298,954.20

Finding the Fourth Proportional to 1,008,920.02, 1,513,385.50 and 298,954.20

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Solution

The fourth proportional to 1,008,920.02, 1,513,385.50 and 298,954.20 is: 448,432.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,920.02 : 1,513,385.50 = 298,954.20 : x
  2. Step 2: Convert to fraction form
    1,008,920.02/1,513,385.50 = 298,954.20/x
  3. Step 3: Cross multiply
    1,008,920.02x = 1,513,385.50 × 298,954.20
  4. Step 4: Simplify right side
    1,008,920.02x = 452,432,951,444.10
  5. Step 5: Solve for x
    x = 452,432,951,444.10/1,008,920.02
  6. Step 6: Final answer
    x = 448,432.92

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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.