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Finding the Fourth Proportional to 294,424.88, 406,311.80 and 167,108.67

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Solution

The fourth proportional to 294,424.88, 406,311.80 and 167,108.67 is: 230,613.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,424.88 : 406,311.80 = 167,108.67 : x
  2. Step 2: Convert to fraction form
    294,424.88/406,311.80 = 167,108.67/x
  3. Step 3: Cross multiply
    294,424.88x = 406,311.80 × 167,108.67
  4. Step 4: Simplify right side
    294,424.88x = 67,898,223,667.76
  5. Step 5: Solve for x
    x = 67,898,223,667.76/294,424.88
  6. Step 6: Final answer
    x = 230,613.07

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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.