Home / 370,106.28-554,419.35-170,152.65

Finding the Fourth Proportional to 370,106.28, 554,419.35 and 170,152.65

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Solution

The fourth proportional to 370,106.28, 554,419.35 and 170,152.65 is: 254,888.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,106.28 : 554,419.35 = 170,152.65 : x
  2. Step 2: Convert to fraction form
    370,106.28/554,419.35 = 170,152.65/x
  3. Step 3: Cross multiply
    370,106.28x = 554,419.35 × 170,152.65
  4. Step 4: Simplify right side
    370,106.28x = 94,335,921,613.78
  5. Step 5: Solve for x
    x = 94,335,921,613.78/370,106.28
  6. Step 6: Final answer
    x = 254,888.74

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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.