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Finding the Fourth Proportional to 473,028.04, 708,925.98 and 192,217

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Solution

The fourth proportional to 473,028.04, 708,925.98 and 192,217 is: 288,075.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,028.04 : 708,925.98 = 192,217 : x
  2. Step 2: Convert to fraction form
    473,028.04/708,925.98 = 192,217/x
  3. Step 3: Cross multiply
    473,028.04x = 708,925.98 × 192,217
  4. Step 4: Simplify right side
    473,028.04x = 136,267,625,097.66
  5. Step 5: Solve for x
    x = 136,267,625,097.66/473,028.04
  6. Step 6: Final answer
    x = 288,075.15

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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.