Home / 415,983.18-574,056.78-224,996.58

Finding the Fourth Proportional to 415,983.18, 574,056.78 and 224,996.58

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Solution

The fourth proportional to 415,983.18, 574,056.78 and 224,996.58 is: 310,495.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,983.18 : 574,056.78 = 224,996.58 : x
  2. Step 2: Convert to fraction form
    415,983.18/574,056.78 = 224,996.58/x
  3. Step 3: Cross multiply
    415,983.18x = 574,056.78 × 224,996.58
  4. Step 4: Simplify right side
    415,983.18x = 129,160,812,225.81
  5. Step 5: Solve for x
    x = 129,160,812,225.81/415,983.18
  6. Step 6: Final answer
    x = 310,495.28

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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.