Home / 998,506.30-1,497,759.45-288,606.10

Finding the Fourth Proportional to 998,506.30, 1,497,759.45 and 288,606.10

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Solution

The fourth proportional to 998,506.30, 1,497,759.45 and 288,606.10 is: 432,909.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,506.30 : 1,497,759.45 = 288,606.10 : x
  2. Step 2: Convert to fraction form
    998,506.30/1,497,759.45 = 288,606.10/x
  3. Step 3: Cross multiply
    998,506.30x = 1,497,759.45 × 288,606.10
  4. Step 4: Simplify right side
    998,506.30x = 432,262,513,602.65
  5. Step 5: Solve for x
    x = 432,262,513,602.65/998,506.30
  6. Step 6: Final answer
    x = 432,909.15

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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.