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Finding the Fourth Proportional to 590,507.30, 883,428.15 and 512,488.10

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Solution

The fourth proportional to 590,507.30, 883,428.15 and 512,488.10 is: 766,707.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,507.30 : 883,428.15 = 512,488.10 : x
  2. Step 2: Convert to fraction form
    590,507.30/883,428.15 = 512,488.10/x
  3. Step 3: Cross multiply
    590,507.30x = 883,428.15 × 512,488.10
  4. Step 4: Simplify right side
    590,507.30x = 452,746,414,080.02
  5. Step 5: Solve for x
    x = 452,746,414,080.02/590,507.30
  6. Step 6: Final answer
    x = 766,707.56

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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.