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Finding the Fourth Proportional to 671,854.96, 927,159.82 and 370,048.96

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Solution

The fourth proportional to 671,854.96, 927,159.82 and 370,048.96 is: 510,667.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,854.96 : 927,159.82 = 370,048.96 : x
  2. Step 2: Convert to fraction form
    671,854.96/927,159.82 = 370,048.96/x
  3. Step 3: Cross multiply
    671,854.96x = 927,159.82 × 370,048.96
  4. Step 4: Simplify right side
    671,854.96x = 343,094,527,144.79
  5. Step 5: Solve for x
    x = 343,094,527,144.79/671,854.96
  6. Step 6: Final answer
    x = 510,667.55

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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.