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Finding the Fourth Proportional to 316,243.98, 473,605.74 and 180,897.66

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Solution

The fourth proportional to 316,243.98, 473,605.74 and 180,897.66 is: 270,911.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,243.98 : 473,605.74 = 180,897.66 : x
  2. Step 2: Convert to fraction form
    316,243.98/473,605.74 = 180,897.66/x
  3. Step 3: Cross multiply
    316,243.98x = 473,605.74 × 180,897.66
  4. Step 4: Simplify right side
    316,243.98x = 85,674,170,128.57
  5. Step 5: Solve for x
    x = 85,674,170,128.57/316,243.98
  6. Step 6: Final answer
    x = 270,911.62

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1.5x scale

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.