Home / 688,434.46-1,032,009.66-232,708.61

Finding the Fourth Proportional to 688,434.46, 1,032,009.66 and 232,708.61

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Solution

The fourth proportional to 688,434.46, 1,032,009.66 and 232,708.61 is: 348,845.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,434.46 : 1,032,009.66 = 232,708.61 : x
  2. Step 2: Convert to fraction form
    688,434.46/1,032,009.66 = 232,708.61/x
  3. Step 3: Cross multiply
    688,434.46x = 1,032,009.66 × 232,708.61
  4. Step 4: Simplify right side
    688,434.46x = 240,157,536,065.20
  5. Step 5: Solve for x
    x = 240,157,536,065.20/688,434.46
  6. Step 6: Final answer
    x = 348,845.90

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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.