Home / 971,316.72-1,456,625.16-410,394.96

Finding the Fourth Proportional to 971,316.72, 1,456,625.16 and 410,394.96

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Solution

The fourth proportional to 971,316.72, 1,456,625.16 and 410,394.96 is: 615,444.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,316.72 : 1,456,625.16 = 410,394.96 : x
  2. Step 2: Convert to fraction form
    971,316.72/1,456,625.16 = 410,394.96/x
  3. Step 3: Cross multiply
    971,316.72x = 1,456,625.16 × 410,394.96
  4. Step 4: Simplify right side
    971,316.72x = 597,791,624,273.19
  5. Step 5: Solve for x
    x = 597,791,624,273.19/971,316.72
  6. Step 6: Final answer
    x = 615,444.59

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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.