Home / 998,041.40-1,497,280.80-492,844.40

Finding the Fourth Proportional to 998,041.40, 1,497,280.80 and 492,844.40

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Solution

The fourth proportional to 998,041.40, 1,497,280.80 and 492,844.40 is: 739,374.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,041.40 : 1,497,280.80 = 492,844.40 : x
  2. Step 2: Convert to fraction form
    998,041.40/1,497,280.80 = 492,844.40/x
  3. Step 3: Cross multiply
    998,041.40x = 1,497,280.80 × 492,844.40
  4. Step 4: Simplify right side
    998,041.40x = 737,926,457,507.52
  5. Step 5: Solve for x
    x = 737,926,457,507.52/998,041.40
  6. Step 6: Final answer
    x = 739,374.60

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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.