Home / 714,693.48-1,072,063.90-359,513.96

Finding the Fourth Proportional to 714,693.48, 1,072,063.90 and 359,513.96

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Solution

The fourth proportional to 714,693.48, 1,072,063.90 and 359,513.96 is: 539,282.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,693.48 : 1,072,063.90 = 359,513.96 : x
  2. Step 2: Convert to fraction form
    714,693.48/1,072,063.90 = 359,513.96/x
  3. Step 3: Cross multiply
    714,693.48x = 1,072,063.90 × 359,513.96
  4. Step 4: Simplify right side
    714,693.48x = 385,421,938,062.04
  5. Step 5: Solve for x
    x = 385,421,938,062.04/714,693.48
  6. Step 6: Final answer
    x = 539,282.85

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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.