Home / 760,877.28-1,141,325.64-361,557

Finding the Fourth Proportional to 760,877.28, 1,141,325.64 and 361,557

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Solution

The fourth proportional to 760,877.28, 1,141,325.64 and 361,557 is: 542,340.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,877.28 : 1,141,325.64 = 361,557 : x
  2. Step 2: Convert to fraction form
    760,877.28/1,141,325.64 = 361,557/x
  3. Step 3: Cross multiply
    760,877.28x = 1,141,325.64 × 361,557
  4. Step 4: Simplify right side
    760,877.28x = 412,654,274,421.48
  5. Step 5: Solve for x
    x = 412,654,274,421.48/760,877.28
  6. Step 6: Final answer
    x = 542,340.12

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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.