Home / 972,459.92-1,459,341.24-341,375.12

Finding the Fourth Proportional to 972,459.92, 1,459,341.24 and 341,375.12

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Solution

The fourth proportional to 972,459.92, 1,459,341.24 and 341,375.12 is: 512,291.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,459.92 : 1,459,341.24 = 341,375.12 : x
  2. Step 2: Convert to fraction form
    972,459.92/1,459,341.24 = 341,375.12/x
  3. Step 3: Cross multiply
    972,459.92x = 1,459,341.24 × 341,375.12
  4. Step 4: Simplify right side
    972,459.92x = 498,182,790,925.95
  5. Step 5: Solve for x
    x = 498,182,790,925.95/972,459.92
  6. Step 6: Final answer
    x = 512,291.34

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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.