Home / 876,040.13-1,208,937.20-473,632.13

Finding the Fourth Proportional to 876,040.13, 1,208,937.20 and 473,632.13

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Solution

The fourth proportional to 876,040.13, 1,208,937.20 and 473,632.13 is: 653,613.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,040.13 : 1,208,937.20 = 473,632.13 : x
  2. Step 2: Convert to fraction form
    876,040.13/1,208,937.20 = 473,632.13/x
  3. Step 3: Cross multiply
    876,040.13x = 1,208,937.20 × 473,632.13
  4. Step 4: Simplify right side
    876,040.13x = 572,591,492,659.39
  5. Step 5: Solve for x
    x = 572,591,492,659.39/876,040.13
  6. Step 6: Final answer
    x = 653,613.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.