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Finding the Fourth Proportional to 875,851.52, 1,312,588 and 496,592.96

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Solution

The fourth proportional to 875,851.52, 1,312,588 and 496,592.96 is: 744,215.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,851.52 : 1,312,588 = 496,592.96 : x
  2. Step 2: Convert to fraction form
    875,851.52/1,312,588 = 496,592.96/x
  3. Step 3: Cross multiply
    875,851.52x = 1,312,588 × 496,592.96
  4. Step 4: Simplify right side
    875,851.52x = 651,821,960,180.48
  5. Step 5: Solve for x
    x = 651,821,960,180.48/875,851.52
  6. Step 6: Final answer
    x = 744,215.14

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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.