Home / 880,204.58-1,214,711.26-498,223.16

Finding the Fourth Proportional to 880,204.58, 1,214,711.26 and 498,223.16

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Solution

The fourth proportional to 880,204.58, 1,214,711.26 and 498,223.16 is: 687,564.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,204.58 : 1,214,711.26 = 498,223.16 : x
  2. Step 2: Convert to fraction form
    880,204.58/1,214,711.26 = 498,223.16/x
  3. Step 3: Cross multiply
    880,204.58x = 1,214,711.26 × 498,223.16
  4. Step 4: Simplify right side
    880,204.58x = 605,197,282,444.78
  5. Step 5: Solve for x
    x = 605,197,282,444.78/880,204.58
  6. Step 6: Final answer
    x = 687,564.34

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Double scale
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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.