Home / 914,285.04-1,371,517.72-315,167.34

Finding the Fourth Proportional to 914,285.04, 1,371,517.72 and 315,167.34

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Solution

The fourth proportional to 914,285.04, 1,371,517.72 and 315,167.34 is: 472,782.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,285.04 : 1,371,517.72 = 315,167.34 : x
  2. Step 2: Convert to fraction form
    914,285.04/1,371,517.72 = 315,167.34/x
  3. Step 3: Cross multiply
    914,285.04x = 1,371,517.72 × 315,167.34
  4. Step 4: Simplify right side
    914,285.04x = 432,257,591,575.27
  5. Step 5: Solve for x
    x = 432,257,591,575.27/914,285.04
  6. Step 6: Final answer
    x = 472,782.09

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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.