Home / 948,076.15-1,308,024.61-539,888.55

Finding the Fourth Proportional to 948,076.15, 1,308,024.61 and 539,888.55

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Solution

The fourth proportional to 948,076.15, 1,308,024.61 and 539,888.55 is: 744,863.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,076.15 : 1,308,024.61 = 539,888.55 : x
  2. Step 2: Convert to fraction form
    948,076.15/1,308,024.61 = 539,888.55/x
  3. Step 3: Cross multiply
    948,076.15x = 1,308,024.61 × 539,888.55
  4. Step 4: Simplify right side
    948,076.15x = 706,187,510,057.22
  5. Step 5: Solve for x
    x = 706,187,510,057.22/948,076.15
  6. Step 6: Final answer
    x = 744,863.70

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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.