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Finding the Fourth Proportional to 472,331.39, 651,784.75 and 265,630.68

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Solution

The fourth proportional to 472,331.39, 651,784.75 and 265,630.68 is: 366,552.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,331.39 : 651,784.75 = 265,630.68 : x
  2. Step 2: Convert to fraction form
    472,331.39/651,784.75 = 265,630.68/x
  3. Step 3: Cross multiply
    472,331.39x = 651,784.75 × 265,630.68
  4. Step 4: Simplify right side
    472,331.39x = 173,134,025,692.05
  5. Step 5: Solve for x
    x = 173,134,025,692.05/472,331.39
  6. Step 6: Final answer
    x = 366,552.03

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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.