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Finding the Fourth Proportional to 342,498.16, 472,669.32 and 191,596.24

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Solution

The fourth proportional to 342,498.16, 472,669.32 and 191,596.24 is: 264,415.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,498.16 : 472,669.32 = 191,596.24 : x
  2. Step 2: Convert to fraction form
    342,498.16/472,669.32 = 191,596.24/x
  3. Step 3: Cross multiply
    342,498.16x = 472,669.32 × 191,596.24
  4. Step 4: Simplify right side
    342,498.16x = 90,561,664,475.36
  5. Step 5: Solve for x
    x = 90,561,664,475.36/342,498.16
  6. Step 6: Final answer
    x = 264,415.04

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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.