Home / 914,282.65-1,371,514.14-315,164.93

Finding the Fourth Proportional to 914,282.65, 1,371,514.14 and 315,164.93

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Solution

The fourth proportional to 914,282.65, 1,371,514.14 and 315,164.93 is: 472,778.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,282.65 : 1,371,514.14 = 315,164.93 : x
  2. Step 2: Convert to fraction form
    914,282.65/1,371,514.14 = 315,164.93/x
  3. Step 3: Cross multiply
    914,282.65x = 1,371,514.14 × 315,164.93
  4. Step 4: Simplify right side
    914,282.65x = 432,253,157,927.11
  5. Step 5: Solve for x
    x = 432,253,157,927.11/914,282.65
  6. Step 6: Final answer
    x = 472,778.48

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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.