Home / 960,514.39-1,440,719.34-487,187.38

Finding the Fourth Proportional to 960,514.39, 1,440,719.34 and 487,187.38

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Solution

The fourth proportional to 960,514.39, 1,440,719.34 and 487,187.38 is: 730,754.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,514.39 : 1,440,719.34 = 487,187.38 : x
  2. Step 2: Convert to fraction form
    960,514.39/1,440,719.34 = 487,187.38/x
  3. Step 3: Cross multiply
    960,514.39x = 1,440,719.34 × 487,187.38
  4. Step 4: Simplify right side
    960,514.39x = 701,900,280,569.93
  5. Step 5: Solve for x
    x = 701,900,280,569.93/960,514.39
  6. Step 6: Final answer
    x = 730,754.57

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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.