Home / 998,532.60-1,497,798.90-288,583.80

Finding the Fourth Proportional to 998,532.60, 1,497,798.90 and 288,583.80

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Solution

The fourth proportional to 998,532.60, 1,497,798.90 and 288,583.80 is: 432,875.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,532.60 : 1,497,798.90 = 288,583.80 : x
  2. Step 2: Convert to fraction form
    998,532.60/1,497,798.90 = 288,583.80/x
  3. Step 3: Cross multiply
    998,532.60x = 1,497,798.90 × 288,583.80
  4. Step 4: Simplify right side
    998,532.60x = 432,240,498,197.82
  5. Step 5: Solve for x
    x = 432,240,498,197.82/998,532.60
  6. Step 6: Final answer
    x = 432,875.70

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Similar ratio
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1.5x scale

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.