Home / 998,526.40-1,497,789.60-662,603.20

Finding the Fourth Proportional to 998,526.40, 1,497,789.60 and 662,603.20

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Solution

The fourth proportional to 998,526.40, 1,497,789.60 and 662,603.20 is: 993,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,526.40 : 1,497,789.60 = 662,603.20 : x
  2. Step 2: Convert to fraction form
    998,526.40/1,497,789.60 = 662,603.20/x
  3. Step 3: Cross multiply
    998,526.40x = 1,497,789.60 × 662,603.20
  4. Step 4: Simplify right side
    998,526.40x = 992,440,181,886.72
  5. Step 5: Solve for x
    x = 992,440,181,886.72/998,526.40
  6. Step 6: Final answer
    x = 993,904.80

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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.