Home / 648,252.48-972,378.72-174,937.84

Finding the Fourth Proportional to 648,252.48, 972,378.72 and 174,937.84

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Solution

The fourth proportional to 648,252.48, 972,378.72 and 174,937.84 is: 262,406.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,252.48 : 972,378.72 = 174,937.84 : x
  2. Step 2: Convert to fraction form
    648,252.48/972,378.72 = 174,937.84/x
  3. Step 3: Cross multiply
    648,252.48x = 972,378.72 × 174,937.84
  4. Step 4: Simplify right side
    648,252.48x = 170,105,832,938.77
  5. Step 5: Solve for x
    x = 170,105,832,938.77/648,252.48
  6. Step 6: Final answer
    x = 262,406.76

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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.