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Finding the Fourth Proportional to 641,703.33, 963,501.23 and 357,948.29

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Solution

The fourth proportional to 641,703.33, 963,501.23 and 357,948.29 is: 537,450.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,703.33 : 963,501.23 = 357,948.29 : x
  2. Step 2: Convert to fraction form
    641,703.33/963,501.23 = 357,948.29/x
  3. Step 3: Cross multiply
    641,703.33x = 963,501.23 × 357,948.29
  4. Step 4: Simplify right side
    641,703.33x = 344,883,611,084.15
  5. Step 5: Solve for x
    x = 344,883,611,084.15/641,703.33
  6. Step 6: Final answer
    x = 537,450.24

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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.