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Finding the Fourth Proportional to 475,987.80, 713,602.82 and 235,932.76

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Solution

The fourth proportional to 475,987.80, 713,602.82 and 235,932.76 is: 353,711.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,987.80 : 713,602.82 = 235,932.76 : x
  2. Step 2: Convert to fraction form
    475,987.80/713,602.82 = 235,932.76/x
  3. Step 3: Cross multiply
    475,987.80x = 713,602.82 × 235,932.76
  4. Step 4: Simplify right side
    475,987.80x = 168,362,282,866.38
  5. Step 5: Solve for x
    x = 168,362,282,866.38/475,987.80
  6. Step 6: Final answer
    x = 353,711.34

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1.5x scale

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.