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Finding the Fourth Proportional to 605,117.70, 907,676.55 and 250,013.70

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Solution

The fourth proportional to 605,117.70, 907,676.55 and 250,013.70 is: 375,020.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,117.70 : 907,676.55 = 250,013.70 : x
  2. Step 2: Convert to fraction form
    605,117.70/907,676.55 = 250,013.70/x
  3. Step 3: Cross multiply
    605,117.70x = 907,676.55 × 250,013.70
  4. Step 4: Simplify right side
    605,117.70x = 226,931,572,668.74
  5. Step 5: Solve for x
    x = 226,931,572,668.74/605,117.70
  6. Step 6: Final answer
    x = 375,020.55

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Similar ratio
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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.