Home / 984,801.60-1,478,368.80-558,676.80

Finding the Fourth Proportional to 984,801.60, 1,478,368.80 and 558,676.80

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Solution

The fourth proportional to 984,801.60, 1,478,368.80 and 558,676.80 is: 838,676.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,801.60 : 1,478,368.80 = 558,676.80 : x
  2. Step 2: Convert to fraction form
    984,801.60/1,478,368.80 = 558,676.80/x
  3. Step 3: Cross multiply
    984,801.60x = 1,478,368.80 × 558,676.80
  4. Step 4: Simplify right side
    984,801.60x = 825,930,350,403.84
  5. Step 5: Solve for x
    x = 825,930,350,403.84/984,801.60
  6. Step 6: Final answer
    x = 838,676.90

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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.