Home / 415,946.96-574,006.80-224,960.36

Finding the Fourth Proportional to 415,946.96, 574,006.80 and 224,960.36

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Solution

The fourth proportional to 415,946.96, 574,006.80 and 224,960.36 is: 310,445.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,946.96 : 574,006.80 = 224,960.36 : x
  2. Step 2: Convert to fraction form
    415,946.96/574,006.80 = 224,960.36/x
  3. Step 3: Cross multiply
    415,946.96x = 574,006.80 × 224,960.36
  4. Step 4: Simplify right side
    415,946.96x = 129,128,776,370.45
  5. Step 5: Solve for x
    x = 129,128,776,370.45/415,946.96
  6. Step 6: Final answer
    x = 310,445.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.