Home / 955,031.84-1,432,392.02-280,955.56

Finding the Fourth Proportional to 955,031.84, 1,432,392.02 and 280,955.56

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Solution

The fourth proportional to 955,031.84, 1,432,392.02 and 280,955.56 is: 421,387.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,031.84 : 1,432,392.02 = 280,955.56 : x
  2. Step 2: Convert to fraction form
    955,031.84/1,432,392.02 = 280,955.56/x
  3. Step 3: Cross multiply
    955,031.84x = 1,432,392.02 × 280,955.56
  4. Step 4: Simplify right side
    955,031.84x = 402,438,493,551.89
  5. Step 5: Solve for x
    x = 402,438,493,551.89/955,031.84
  6. Step 6: Final answer
    x = 421,387.51

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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.