Home / 908,933.65-1,363,252.82-429,160.53

Finding the Fourth Proportional to 908,933.65, 1,363,252.82 and 429,160.53

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Solution

The fourth proportional to 908,933.65, 1,363,252.82 and 429,160.53 is: 643,671.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,933.65 : 1,363,252.82 = 429,160.53 : x
  2. Step 2: Convert to fraction form
    908,933.65/1,363,252.82 = 429,160.53/x
  3. Step 3: Cross multiply
    908,933.65x = 1,363,252.82 × 429,160.53
  4. Step 4: Simplify right side
    908,933.65x = 585,054,298,053.29
  5. Step 5: Solve for x
    x = 585,054,298,053.29/908,933.65
  6. Step 6: Final answer
    x = 643,671.07

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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.