Home / 726,644.40-1,089,966.60-502,695.60

Finding the Fourth Proportional to 726,644.40, 1,089,966.60 and 502,695.60

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Solution

The fourth proportional to 726,644.40, 1,089,966.60 and 502,695.60 is: 754,043.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,644.40 : 1,089,966.60 = 502,695.60 : x
  2. Step 2: Convert to fraction form
    726,644.40/1,089,966.60 = 502,695.60/x
  3. Step 3: Cross multiply
    726,644.40x = 1,089,966.60 × 502,695.60
  4. Step 4: Simplify right side
    726,644.40x = 547,921,413,966.96
  5. Step 5: Solve for x
    x = 547,921,413,966.96/726,644.40
  6. Step 6: Final answer
    x = 754,043.40

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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.