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Finding the Fourth Proportional to 344,672.72, 475,641.53 and 191,707.62

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Solution

The fourth proportional to 344,672.72, 475,641.53 and 191,707.62 is: 264,552.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,672.72 : 475,641.53 = 191,707.62 : x
  2. Step 2: Convert to fraction form
    344,672.72/475,641.53 = 191,707.62/x
  3. Step 3: Cross multiply
    344,672.72x = 475,641.53 × 191,707.62
  4. Step 4: Simplify right side
    344,672.72x = 91,184,108,088.88
  5. Step 5: Solve for x
    x = 91,184,108,088.88/344,672.72
  6. Step 6: Final answer
    x = 264,552.72

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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.