Home / 739,498.32-1,108,955.88-402,816.96

Finding the Fourth Proportional to 739,498.32, 1,108,955.88 and 402,816.96

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Solution

The fourth proportional to 739,498.32, 1,108,955.88 and 402,816.96 is: 604,066.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,498.32 : 1,108,955.88 = 402,816.96 : x
  2. Step 2: Convert to fraction form
    739,498.32/1,108,955.88 = 402,816.96/x
  3. Step 3: Cross multiply
    739,498.32x = 1,108,955.88 × 402,816.96
  4. Step 4: Simplify right side
    739,498.32x = 446,706,236,355.73
  5. Step 5: Solve for x
    x = 446,706,236,355.73/739,498.32
  6. Step 6: Final answer
    x = 604,066.60

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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.