Home / 953,207.76-1,315,425.14-523,487.88

Finding the Fourth Proportional to 953,207.76, 1,315,425.14 and 523,487.88

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Solution

The fourth proportional to 953,207.76, 1,315,425.14 and 523,487.88 is: 722,412.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,207.76 : 1,315,425.14 = 523,487.88 : x
  2. Step 2: Convert to fraction form
    953,207.76/1,315,425.14 = 523,487.88/x
  3. Step 3: Cross multiply
    953,207.76x = 1,315,425.14 × 523,487.88
  4. Step 4: Simplify right side
    953,207.76x = 688,609,115,219.86
  5. Step 5: Solve for x
    x = 688,609,115,219.86/953,207.76
  6. Step 6: Final answer
    x = 722,412.41

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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.