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Finding the Fourth Proportional to 569,470.24, 785,885.70 and 314,838.28

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Solution

The fourth proportional to 569,470.24, 785,885.70 and 314,838.28 is: 434,486.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,470.24 : 785,885.70 = 314,838.28 : x
  2. Step 2: Convert to fraction form
    569,470.24/785,885.70 = 314,838.28/x
  3. Step 3: Cross multiply
    569,470.24x = 785,885.70 × 314,838.28
  4. Step 4: Simplify right side
    569,470.24x = 247,426,902,064.60
  5. Step 5: Solve for x
    x = 247,426,902,064.60/569,470.24
  6. Step 6: Final answer
    x = 434,486.10

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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.