Home / 691,924.20-1,038,032.10-292,359.30

Finding the Fourth Proportional to 691,924.20, 1,038,032.10 and 292,359.30

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Solution

The fourth proportional to 691,924.20, 1,038,032.10 and 292,359.30 is: 438,600.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,924.20 : 1,038,032.10 = 292,359.30 : x
  2. Step 2: Convert to fraction form
    691,924.20/1,038,032.10 = 292,359.30/x
  3. Step 3: Cross multiply
    691,924.20x = 1,038,032.10 × 292,359.30
  4. Step 4: Simplify right side
    691,924.20x = 303,478,338,133.53
  5. Step 5: Solve for x
    x = 303,478,338,133.53/691,924.20
  6. Step 6: Final answer
    x = 438,600.55

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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.