Home / 872,513.60-1,307,733.60-367,073.60

Finding the Fourth Proportional to 872,513.60, 1,307,733.60 and 367,073.60

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Solution

The fourth proportional to 872,513.60, 1,307,733.60 and 367,073.60 is: 550,174.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,513.60 : 1,307,733.60 = 367,073.60 : x
  2. Step 2: Convert to fraction form
    872,513.60/1,307,733.60 = 367,073.60/x
  3. Step 3: Cross multiply
    872,513.60x = 1,307,733.60 × 367,073.60
  4. Step 4: Simplify right side
    872,513.60x = 480,034,480,392.96
  5. Step 5: Solve for x
    x = 480,034,480,392.96/872,513.60
  6. Step 6: Final answer
    x = 550,174.21

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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.