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Finding the Fourth Proportional to 473,887.38, 710,955.53 and 170,312.17

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Solution

The fourth proportional to 473,887.38, 710,955.53 and 170,312.17 is: 255,512.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,887.38 : 710,955.53 = 170,312.17 : x
  2. Step 2: Convert to fraction form
    473,887.38/710,955.53 = 170,312.17/x
  3. Step 3: Cross multiply
    473,887.38x = 710,955.53 × 170,312.17
  4. Step 4: Simplify right side
    473,887.38x = 121,084,377,736.19
  5. Step 5: Solve for x
    x = 121,084,377,736.19/473,887.38
  6. Step 6: Final answer
    x = 255,512.98

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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.