Home / 429,267.18-592,415.55-238,283.76

Finding the Fourth Proportional to 429,267.18, 592,415.55 and 238,283.76

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Solution

The fourth proportional to 429,267.18, 592,415.55 and 238,283.76 is: 328,846.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,267.18 : 592,415.55 = 238,283.76 : x
  2. Step 2: Convert to fraction form
    429,267.18/592,415.55 = 238,283.76/x
  3. Step 3: Cross multiply
    429,267.18x = 592,415.55 × 238,283.76
  4. Step 4: Simplify right side
    429,267.18x = 141,163,004,736.47
  5. Step 5: Solve for x
    x = 141,163,004,736.47/429,267.18
  6. Step 6: Final answer
    x = 328,846.49

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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.