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Finding the Fourth Proportional to 984,801, 1,359,103.14 and 549,280.20

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Solution

The fourth proportional to 984,801, 1,359,103.14 and 549,280.20 is: 758,050.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,801 : 1,359,103.14 = 549,280.20 : x
  2. Step 2: Convert to fraction form
    984,801/1,359,103.14 = 549,280.20/x
  3. Step 3: Cross multiply
    984,801x = 1,359,103.14 × 549,280.20
  4. Step 4: Simplify right side
    984,801x = 746,528,444,559.83
  5. Step 5: Solve for x
    x = 746,528,444,559.83/984,801
  6. Step 6: Final answer
    x = 758,050.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.