Home / 760,510.28-1,141,886.82-424,208

Finding the Fourth Proportional to 760,510.28, 1,141,886.82 and 424,208

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Solution

The fourth proportional to 760,510.28, 1,141,886.82 and 424,208 is: 636,937.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,510.28 : 1,141,886.82 = 424,208 : x
  2. Step 2: Convert to fraction form
    760,510.28/1,141,886.82 = 424,208/x
  3. Step 3: Cross multiply
    760,510.28x = 1,141,886.82 × 424,208
  4. Step 4: Simplify right side
    760,510.28x = 484,397,524,138.56
  5. Step 5: Solve for x
    x = 484,397,524,138.56/760,510.28
  6. Step 6: Final answer
    x = 636,937.51

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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.