Home / 350,811.08-526,209.28-140,392.52

Finding the Fourth Proportional to 350,811.08, 526,209.28 and 140,392.52

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Solution

The fourth proportional to 350,811.08, 526,209.28 and 140,392.52 is: 210,585.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,811.08 : 526,209.28 = 140,392.52 : x
  2. Step 2: Convert to fraction form
    350,811.08/526,209.28 = 140,392.52/x
  3. Step 3: Cross multiply
    350,811.08x = 526,209.28 × 140,392.52
  4. Step 4: Simplify right side
    350,811.08x = 73,875,846,866.59
  5. Step 5: Solve for x
    x = 73,875,846,866.59/350,811.08
  6. Step 6: Final answer
    x = 210,585.84

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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.