Home / 914,390.98-1,371,652.08-315,343.33

Finding the Fourth Proportional to 914,390.98, 1,371,652.08 and 315,343.33

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Solution

The fourth proportional to 914,390.98, 1,371,652.08 and 315,343.33 is: 473,037.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,390.98 : 1,371,652.08 = 315,343.33 : x
  2. Step 2: Convert to fraction form
    914,390.98/1,371,652.08 = 315,343.33/x
  3. Step 3: Cross multiply
    914,390.98x = 1,371,652.08 × 315,343.33
  4. Step 4: Simplify right side
    914,390.98x = 432,541,334,508.63
  5. Step 5: Solve for x
    x = 432,541,334,508.63/914,390.98
  6. Step 6: Final answer
    x = 473,037.62

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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.