Home / 429,309.74-592,417.76-238,308.10

Finding the Fourth Proportional to 429,309.74, 592,417.76 and 238,308.10

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Solution

The fourth proportional to 429,309.74, 592,417.76 and 238,308.10 is: 328,848.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,309.74 : 592,417.76 = 238,308.10 : x
  2. Step 2: Convert to fraction form
    429,309.74/592,417.76 = 238,308.10/x
  3. Step 3: Cross multiply
    429,309.74x = 592,417.76 × 238,308.10
  4. Step 4: Simplify right side
    429,309.74x = 141,177,948,119.27
  5. Step 5: Solve for x
    x = 141,177,948,119.27/429,309.74
  6. Step 6: Final answer
    x = 328,848.69

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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.