Home / 468,114.23-646,002.30-253,258.91

Finding the Fourth Proportional to 468,114.23, 646,002.30 and 253,258.91

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Solution

The fourth proportional to 468,114.23, 646,002.30 and 253,258.91 is: 349,499.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,114.23 : 646,002.30 = 253,258.91 : x
  2. Step 2: Convert to fraction form
    468,114.23/646,002.30 = 253,258.91/x
  3. Step 3: Cross multiply
    468,114.23x = 646,002.30 × 253,258.91
  4. Step 4: Simplify right side
    468,114.23x = 163,605,838,355.49
  5. Step 5: Solve for x
    x = 163,605,838,355.49/468,114.23
  6. Step 6: Final answer
    x = 349,499.82

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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.