Home / 704,174.40-1,056,572.64-284,270.40

Finding the Fourth Proportional to 704,174.40, 1,056,572.64 and 284,270.40

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Solution

The fourth proportional to 704,174.40, 1,056,572.64 and 284,270.40 is: 426,531.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,174.40 : 1,056,572.64 = 284,270.40 : x
  2. Step 2: Convert to fraction form
    704,174.40/1,056,572.64 = 284,270.40/x
  3. Step 3: Cross multiply
    704,174.40x = 1,056,572.64 × 284,270.40
  4. Step 4: Simplify right side
    704,174.40x = 300,352,327,001.86
  5. Step 5: Solve for x
    x = 300,352,327,001.86/704,174.40
  6. Step 6: Final answer
    x = 426,531.16

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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.