Home / 791,599.34-1,092,004.98-500,720.83

Finding the Fourth Proportional to 791,599.34, 1,092,004.98 and 500,720.83

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Solution

The fourth proportional to 791,599.34, 1,092,004.98 and 500,720.83 is: 690,740.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,599.34 : 1,092,004.98 = 500,720.83 : x
  2. Step 2: Convert to fraction form
    791,599.34/1,092,004.98 = 500,720.83/x
  3. Step 3: Cross multiply
    791,599.34x = 1,092,004.98 × 500,720.83
  4. Step 4: Simplify right side
    791,599.34x = 546,789,635,918.83
  5. Step 5: Solve for x
    x = 546,789,635,918.83/791,599.34
  6. Step 6: Final answer
    x = 690,740.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.