Home / 688,440.45-1,032,018.66-232,714.62

Finding the Fourth Proportional to 688,440.45, 1,032,018.66 and 232,714.62

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Solution

The fourth proportional to 688,440.45, 1,032,018.66 and 232,714.62 is: 348,854.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,440.45 : 1,032,018.66 = 232,714.62 : x
  2. Step 2: Convert to fraction form
    688,440.45/1,032,018.66 = 232,714.62/x
  3. Step 3: Cross multiply
    688,440.45x = 1,032,018.66 × 232,714.62
  4. Step 4: Simplify right side
    688,440.45x = 240,165,830,294.81
  5. Step 5: Solve for x
    x = 240,165,830,294.81/688,440.45
  6. Step 6: Final answer
    x = 348,854.91

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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.