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Finding the Fourth Proportional to 429,870.57, 593,122.60 and 266,673.90

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Solution

The fourth proportional to 429,870.57, 593,122.60 and 266,673.90 is: 367,948.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,870.57 : 593,122.60 = 266,673.90 : x
  2. Step 2: Convert to fraction form
    429,870.57/593,122.60 = 266,673.90/x
  3. Step 3: Cross multiply
    429,870.57x = 593,122.60 × 266,673.90
  4. Step 4: Simplify right side
    429,870.57x = 158,170,314,473.22
  5. Step 5: Solve for x
    x = 158,170,314,473.22/429,870.57
  6. Step 6: Final answer
    x = 367,948.69

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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.