Home / 912,448.40-1,368,672.60-247,600.40

Finding the Fourth Proportional to 912,448.40, 1,368,672.60 and 247,600.40

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Solution

The fourth proportional to 912,448.40, 1,368,672.60 and 247,600.40 is: 371,400.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,448.40 : 1,368,672.60 = 247,600.40 : x
  2. Step 2: Convert to fraction form
    912,448.40/1,368,672.60 = 247,600.40/x
  3. Step 3: Cross multiply
    912,448.40x = 1,368,672.60 × 247,600.40
  4. Step 4: Simplify right side
    912,448.40x = 338,883,883,229.04
  5. Step 5: Solve for x
    x = 338,883,883,229.04/912,448.40
  6. Step 6: Final answer
    x = 371,400.60

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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.