Home / 998,468.40-1,497,702.60-555,236.40

Finding the Fourth Proportional to 998,468.40, 1,497,702.60 and 555,236.40

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Solution

The fourth proportional to 998,468.40, 1,497,702.60 and 555,236.40 is: 832,854.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,468.40 : 1,497,702.60 = 555,236.40 : x
  2. Step 2: Convert to fraction form
    998,468.40/1,497,702.60 = 555,236.40/x
  3. Step 3: Cross multiply
    998,468.40x = 1,497,702.60 × 555,236.40
  4. Step 4: Simplify right side
    998,468.40x = 831,578,999,894.64
  5. Step 5: Solve for x
    x = 831,578,999,894.64/998,468.40
  6. Step 6: Final answer
    x = 832,854.60

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Double scale
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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.