Home / 749,777.13-1,034,666.67-427,590.93

Finding the Fourth Proportional to 749,777.13, 1,034,666.67 and 427,590.93

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Solution

The fourth proportional to 749,777.13, 1,034,666.67 and 427,590.93 is: 590,060.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,777.13 : 1,034,666.67 = 427,590.93 : x
  2. Step 2: Convert to fraction form
    749,777.13/1,034,666.67 = 427,590.93/x
  3. Step 3: Cross multiply
    749,777.13x = 1,034,666.67 × 427,590.93
  4. Step 4: Simplify right side
    749,777.13x = 442,414,083,665.30
  5. Step 5: Solve for x
    x = 442,414,083,665.30/749,777.13
  6. Step 6: Final answer
    x = 590,060.79

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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.