Home / 998,516.40-1,497,774.60-288,567.60

Finding the Fourth Proportional to 998,516.40, 1,497,774.60 and 288,567.60

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Solution

The fourth proportional to 998,516.40, 1,497,774.60 and 288,567.60 is: 432,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,516.40 : 1,497,774.60 = 288,567.60 : x
  2. Step 2: Convert to fraction form
    998,516.40/1,497,774.60 = 288,567.60/x
  3. Step 3: Cross multiply
    998,516.40x = 1,497,774.60 × 288,567.60
  4. Step 4: Simplify right side
    998,516.40x = 432,209,221,662.96
  5. Step 5: Solve for x
    x = 432,209,221,662.96/998,516.40
  6. Step 6: Final answer
    x = 432,851.40

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Similar ratio
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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.