Home / 710,124.18-1,064,819.01-260,729.70

Finding the Fourth Proportional to 710,124.18, 1,064,819.01 and 260,729.70

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Solution

The fourth proportional to 710,124.18, 1,064,819.01 and 260,729.70 is: 390,959.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,124.18 : 1,064,819.01 = 260,729.70 : x
  2. Step 2: Convert to fraction form
    710,124.18/1,064,819.01 = 260,729.70/x
  3. Step 3: Cross multiply
    710,124.18x = 1,064,819.01 × 260,729.70
  4. Step 4: Simplify right side
    710,124.18x = 277,629,941,031.60
  5. Step 5: Solve for x
    x = 277,629,941,031.60/710,124.18
  6. Step 6: Final answer
    x = 390,959.71

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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.