Home / 695,280.40-1,041,077.40-547,824.40

Finding the Fourth Proportional to 695,280.40, 1,041,077.40 and 547,824.40

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Solution

The fourth proportional to 695,280.40, 1,041,077.40 and 547,824.40 is: 820,284.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,280.40 : 1,041,077.40 = 547,824.40 : x
  2. Step 2: Convert to fraction form
    695,280.40/1,041,077.40 = 547,824.40/x
  3. Step 3: Cross multiply
    695,280.40x = 1,041,077.40 × 547,824.40
  4. Step 4: Simplify right side
    695,280.40x = 570,327,602,008.56
  5. Step 5: Solve for x
    x = 570,327,602,008.56/695,280.40
  6. Step 6: Final answer
    x = 820,284.31

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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.