Home / 827,740.01-1,142,288.73-501,060.53

Finding the Fourth Proportional to 827,740.01, 1,142,288.73 and 501,060.53

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Solution

The fourth proportional to 827,740.01, 1,142,288.73 and 501,060.53 is: 691,468.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,740.01 : 1,142,288.73 = 501,060.53 : x
  2. Step 2: Convert to fraction form
    827,740.01/1,142,288.73 = 501,060.53/x
  3. Step 3: Cross multiply
    827,740.01x = 1,142,288.73 × 501,060.53
  4. Step 4: Simplify right side
    827,740.01x = 572,355,799,322.55
  5. Step 5: Solve for x
    x = 572,355,799,322.55/827,740.01
  6. Step 6: Final answer
    x = 691,468.08

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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.