Home / 697,725.90-1,045,276.65-359,615.70

Finding the Fourth Proportional to 697,725.90, 1,045,276.65 and 359,615.70

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Solution

The fourth proportional to 697,725.90, 1,045,276.65 and 359,615.70 is: 538,747.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,725.90 : 1,045,276.65 = 359,615.70 : x
  2. Step 2: Convert to fraction form
    697,725.90/1,045,276.65 = 359,615.70/x
  3. Step 3: Cross multiply
    697,725.90x = 1,045,276.65 × 359,615.70
  4. Step 4: Simplify right side
    697,725.90x = 375,897,894,183.41
  5. Step 5: Solve for x
    x = 375,897,894,183.41/697,725.90
  6. Step 6: Final answer
    x = 538,747.23

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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.