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Finding the Fourth Proportional to 473,887.67, 710,868.23 and 158,345.69

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Solution

The fourth proportional to 473,887.67, 710,868.23 and 158,345.69 is: 237,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,887.67 : 710,868.23 = 158,345.69 : x
  2. Step 2: Convert to fraction form
    473,887.67/710,868.23 = 158,345.69/x
  3. Step 3: Cross multiply
    473,887.67x = 710,868.23 × 158,345.69
  4. Step 4: Simplify right side
    473,887.67x = 112,562,919,586.70
  5. Step 5: Solve for x
    x = 112,562,919,586.70/473,887.67
  6. Step 6: Final answer
    x = 237,530.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.