Home / 477,370.25-716,056.28-122,385.52

Finding the Fourth Proportional to 477,370.25, 716,056.28 and 122,385.52

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Solution

The fourth proportional to 477,370.25, 716,056.28 and 122,385.52 is: 183,578.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,370.25 : 716,056.28 = 122,385.52 : x
  2. Step 2: Convert to fraction form
    477,370.25/716,056.28 = 122,385.52/x
  3. Step 3: Cross multiply
    477,370.25x = 716,056.28 × 122,385.52
  4. Step 4: Simplify right side
    477,370.25x = 87,634,920,177.07
  5. Step 5: Solve for x
    x = 87,634,920,177.07/477,370.25
  6. Step 6: Final answer
    x = 183,578.51

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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.