Home / 477,258.52-658,621.28-262,400.08

Finding the Fourth Proportional to 477,258.52, 658,621.28 and 262,400.08

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Solution

The fourth proportional to 477,258.52, 658,621.28 and 262,400.08 is: 362,114.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,258.52 : 658,621.28 = 262,400.08 : x
  2. Step 2: Convert to fraction form
    477,258.52/658,621.28 = 262,400.08/x
  3. Step 3: Cross multiply
    477,258.52x = 658,621.28 × 262,400.08
  4. Step 4: Simplify right side
    477,258.52x = 172,822,276,561.70
  5. Step 5: Solve for x
    x = 172,822,276,561.70/477,258.52
  6. Step 6: Final answer
    x = 362,114.60

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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.