Home / 710,434.08-1,065,662.88-237,121.92

Finding the Fourth Proportional to 710,434.08, 1,065,662.88 and 237,121.92

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Solution

The fourth proportional to 710,434.08, 1,065,662.88 and 237,121.92 is: 355,686.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,434.08 : 1,065,662.88 = 237,121.92 : x
  2. Step 2: Convert to fraction form
    710,434.08/1,065,662.88 = 237,121.92/x
  3. Step 3: Cross multiply
    710,434.08x = 1,065,662.88 × 237,121.92
  4. Step 4: Simplify right side
    710,434.08x = 252,692,028,178.33
  5. Step 5: Solve for x
    x = 252,692,028,178.33/710,434.08
  6. Step 6: Final answer
    x = 355,686.81

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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.