Home / 1,008,472.46-1,391,666.40-549,598.86

Finding the Fourth Proportional to 1,008,472.46, 1,391,666.40 and 549,598.86

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Solution

The fourth proportional to 1,008,472.46, 1,391,666.40 and 549,598.86 is: 758,432.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,472.46 : 1,391,666.40 = 549,598.86 : x
  2. Step 2: Convert to fraction form
    1,008,472.46/1,391,666.40 = 549,598.86/x
  3. Step 3: Cross multiply
    1,008,472.46x = 1,391,666.40 × 549,598.86
  4. Step 4: Simplify right side
    1,008,472.46x = 764,858,266,940.30
  5. Step 5: Solve for x
    x = 764,858,266,940.30/1,008,472.46
  6. Step 6: Final answer
    x = 758,432.48

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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.