Home / 729,005.40-1,092,195.90-624,029.40

Finding the Fourth Proportional to 729,005.40, 1,092,195.90 and 624,029.40

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Solution

The fourth proportional to 729,005.40, 1,092,195.90 and 624,029.40 is: 934,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,005.40 : 1,092,195.90 = 624,029.40 : x
  2. Step 2: Convert to fraction form
    729,005.40/1,092,195.90 = 624,029.40/x
  3. Step 3: Cross multiply
    729,005.40x = 1,092,195.90 × 624,029.40
  4. Step 4: Simplify right side
    729,005.40x = 681,562,352,159.46
  5. Step 5: Solve for x
    x = 681,562,352,159.46/729,005.40
  6. Step 6: Final answer
    x = 934,920.86

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1.5x scale

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.