Home / 913,056.79-1,366,920.22-532,812.31

Finding the Fourth Proportional to 913,056.79, 1,366,920.22 and 532,812.31

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Solution

The fourth proportional to 913,056.79, 1,366,920.22 and 532,812.31 is: 797,663.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,056.79 : 1,366,920.22 = 532,812.31 : x
  2. Step 2: Convert to fraction form
    913,056.79/1,366,920.22 = 532,812.31/x
  3. Step 3: Cross multiply
    913,056.79x = 1,366,920.22 × 532,812.31
  4. Step 4: Simplify right side
    913,056.79x = 728,311,920,003.91
  5. Step 5: Solve for x
    x = 728,311,920,003.91/913,056.79
  6. Step 6: Final answer
    x = 797,663.33

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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.