Home / 754,289.60-1,131,434.40-651,646.40

Finding the Fourth Proportional to 754,289.60, 1,131,434.40 and 651,646.40

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Solution

The fourth proportional to 754,289.60, 1,131,434.40 and 651,646.40 is: 977,469.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,289.60 : 1,131,434.40 = 651,646.40 : x
  2. Step 2: Convert to fraction form
    754,289.60/1,131,434.40 = 651,646.40/x
  3. Step 3: Cross multiply
    754,289.60x = 1,131,434.40 × 651,646.40
  4. Step 4: Simplify right side
    754,289.60x = 737,295,153,596.16
  5. Step 5: Solve for x
    x = 737,295,153,596.16/754,289.60
  6. Step 6: Final answer
    x = 977,469.60

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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.