Home / 953,213.01-1,315,432.32-523,493.15

Finding the Fourth Proportional to 953,213.01, 1,315,432.32 and 523,493.15

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Solution

The fourth proportional to 953,213.01, 1,315,432.32 and 523,493.15 is: 722,419.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,213.01 : 1,315,432.32 = 523,493.15 : x
  2. Step 2: Convert to fraction form
    953,213.01/1,315,432.32 = 523,493.15/x
  3. Step 3: Cross multiply
    953,213.01x = 1,315,432.32 × 523,493.15
  4. Step 4: Simplify right side
    953,213.01x = 688,619,803,213.00
  5. Step 5: Solve for x
    x = 688,619,803,213.00/953,213.01
  6. Step 6: Final answer
    x = 722,419.64

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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.