Home / 691,363.20-1,037,365.54-292,097.18

Finding the Fourth Proportional to 691,363.20, 1,037,365.54 and 292,097.18

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Solution

The fourth proportional to 691,363.20, 1,037,365.54 and 292,097.18 is: 438,281.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,363.20 : 1,037,365.54 = 292,097.18 : x
  2. Step 2: Convert to fraction form
    691,363.20/1,037,365.54 = 292,097.18/x
  3. Step 3: Cross multiply
    691,363.20x = 1,037,365.54 × 292,097.18
  4. Step 4: Simplify right side
    691,363.20x = 303,011,548,863.18
  5. Step 5: Solve for x
    x = 303,011,548,863.18/691,363.20
  6. Step 6: Final answer
    x = 438,281.28

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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.