Home / 912,753.90-1,370,254.05-575,793.90

Finding the Fourth Proportional to 912,753.90, 1,370,254.05 and 575,793.90

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Solution

The fourth proportional to 912,753.90, 1,370,254.05 and 575,793.90 is: 864,399.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,753.90 : 1,370,254.05 = 575,793.90 : x
  2. Step 2: Convert to fraction form
    912,753.90/1,370,254.05 = 575,793.90/x
  3. Step 3: Cross multiply
    912,753.90x = 1,370,254.05 × 575,793.90
  4. Step 4: Simplify right side
    912,753.90x = 788,983,923,440.30
  5. Step 5: Solve for x
    x = 788,983,923,440.30/912,753.90
  6. Step 6: Final answer
    x = 864,399.40

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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.