Home / 429,966.04-645,026.63-177,108.52

Finding the Fourth Proportional to 429,966.04, 645,026.63 and 177,108.52

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Solution

The fourth proportional to 429,966.04, 645,026.63 and 177,108.52 is: 265,694.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,966.04 : 645,026.63 = 177,108.52 : x
  2. Step 2: Convert to fraction form
    429,966.04/645,026.63 = 177,108.52/x
  3. Step 3: Cross multiply
    429,966.04x = 645,026.63 × 177,108.52
  4. Step 4: Simplify right side
    429,966.04x = 114,239,709,444.24
  5. Step 5: Solve for x
    x = 114,239,709,444.24/429,966.04
  6. Step 6: Final answer
    x = 265,694.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.