Home / 402,448.36-555,346.20-232,693.44

Finding the Fourth Proportional to 402,448.36, 555,346.20 and 232,693.44

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Solution

The fourth proportional to 402,448.36, 555,346.20 and 232,693.44 is: 321,098.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,448.36 : 555,346.20 = 232,693.44 : x
  2. Step 2: Convert to fraction form
    402,448.36/555,346.20 = 232,693.44/x
  3. Step 3: Cross multiply
    402,448.36x = 555,346.20 × 232,693.44
  4. Step 4: Simplify right side
    402,448.36x = 129,225,417,668.93
  5. Step 5: Solve for x
    x = 129,225,417,668.93/402,448.36
  6. Step 6: Final answer
    x = 321,098.13

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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.