Home / 648,084.24-972,126.45-174,769.65

Finding the Fourth Proportional to 648,084.24, 972,126.45 and 174,769.65

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Solution

The fourth proportional to 648,084.24, 972,126.45 and 174,769.65 is: 262,154.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,084.24 : 972,126.45 = 174,769.65 : x
  2. Step 2: Convert to fraction form
    648,084.24/972,126.45 = 174,769.65/x
  3. Step 3: Cross multiply
    648,084.24x = 972,126.45 × 174,769.65
  4. Step 4: Simplify right side
    648,084.24x = 169,898,199,422.24
  5. Step 5: Solve for x
    x = 169,898,199,422.24/648,084.24
  6. Step 6: Final answer
    x = 262,154.50

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Double scale
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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.