Home / 874,933.13-1,207,407.72-472,525.13

Finding the Fourth Proportional to 874,933.13, 1,207,407.72 and 472,525.13

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Solution

The fourth proportional to 874,933.13, 1,207,407.72 and 472,525.13 is: 652,084.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,933.13 : 1,207,407.72 = 472,525.13 : x
  2. Step 2: Convert to fraction form
    874,933.13/1,207,407.72 = 472,525.13/x
  3. Step 3: Cross multiply
    874,933.13x = 1,207,407.72 × 472,525.13
  4. Step 4: Simplify right side
    874,933.13x = 570,530,483,818.97
  5. Step 5: Solve for x
    x = 570,530,483,818.97/874,933.13
  6. Step 6: Final answer
    x = 652,084.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.