Home / 429,019.76-592,047.36-238,032.70

Finding the Fourth Proportional to 429,019.76, 592,047.36 and 238,032.70

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Solution

The fourth proportional to 429,019.76, 592,047.36 and 238,032.70 is: 328,485.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,019.76 : 592,047.36 = 238,032.70 : x
  2. Step 2: Convert to fraction form
    429,019.76/592,047.36 = 238,032.70/x
  3. Step 3: Cross multiply
    429,019.76x = 592,047.36 × 238,032.70
  4. Step 4: Simplify right side
    429,019.76x = 140,926,631,628.67
  5. Step 5: Solve for x
    x = 140,926,631,628.67/429,019.76
  6. Step 6: Final answer
    x = 328,485.18

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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.