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Finding the Fourth Proportional to 974,225.20, 1,459,264.20 and 808,337.20

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Solution

The fourth proportional to 974,225.20, 1,459,264.20 and 808,337.20 is: 1,210,785.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,225.20 : 1,459,264.20 = 808,337.20 : x
  2. Step 2: Convert to fraction form
    974,225.20/1,459,264.20 = 808,337.20/x
  3. Step 3: Cross multiply
    974,225.20x = 1,459,264.20 × 808,337.20
  4. Step 4: Simplify right side
    974,225.20x = 1,179,577,537,488.24
  5. Step 5: Solve for x
    x = 1,179,577,537,488.24/974,225.20
  6. Step 6: Final answer
    x = 1,210,785.29

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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.