Home / 1,472,580.30-2,208,624.41-407,730

Finding the Fourth Proportional to 1,472,580.30, 2,208,624.41 and 407,730

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Solution

The fourth proportional to 1,472,580.30, 2,208,624.41 and 407,730 is: 611,526.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,580.30 : 2,208,624.41 = 407,730 : x
  2. Step 2: Convert to fraction form
    1,472,580.30/2,208,624.41 = 407,730/x
  3. Step 3: Cross multiply
    1,472,580.30x = 2,208,624.41 × 407,730
  4. Step 4: Simplify right side
    1,472,580.30x = 900,522,430,689.30
  5. Step 5: Solve for x
    x = 900,522,430,689.30/1,472,580.30
  6. Step 6: Final answer
    x = 611,526.88

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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.