Home / 945,656.52-1,419,240.66-490,377.12

Finding the Fourth Proportional to 945,656.52, 1,419,240.66 and 490,377.12

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Solution

The fourth proportional to 945,656.52, 1,419,240.66 and 490,377.12 is: 735,957.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,656.52 : 1,419,240.66 = 490,377.12 : x
  2. Step 2: Convert to fraction form
    945,656.52/1,419,240.66 = 490,377.12/x
  3. Step 3: Cross multiply
    945,656.52x = 1,419,240.66 × 490,377.12
  4. Step 4: Simplify right side
    945,656.52x = 695,963,147,437.70
  5. Step 5: Solve for x
    x = 695,963,147,437.70/945,656.52
  6. Step 6: Final answer
    x = 735,957.65

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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.