Home / 709,071.28-1,063,621.50-235,760.76

Finding the Fourth Proportional to 709,071.28, 1,063,621.50 and 235,760.76

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Solution

The fourth proportional to 709,071.28, 1,063,621.50 and 235,760.76 is: 353,645.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,071.28 : 1,063,621.50 = 235,760.76 : x
  2. Step 2: Convert to fraction form
    709,071.28/1,063,621.50 = 235,760.76/x
  3. Step 3: Cross multiply
    709,071.28x = 1,063,621.50 × 235,760.76
  4. Step 4: Simplify right side
    709,071.28x = 250,760,213,192.34
  5. Step 5: Solve for x
    x = 250,760,213,192.34/709,071.28
  6. Step 6: Final answer
    x = 353,645.99

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1.5x scale

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.