Home / 953,352.72-1,315,637.52-523,642.88

Finding the Fourth Proportional to 953,352.72, 1,315,637.52 and 523,642.88

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Solution

The fourth proportional to 953,352.72, 1,315,637.52 and 523,642.88 is: 722,633.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,352.72 : 1,315,637.52 = 523,642.88 : x
  2. Step 2: Convert to fraction form
    953,352.72/1,315,637.52 = 523,642.88/x
  3. Step 3: Cross multiply
    953,352.72x = 1,315,637.52 × 523,642.88
  4. Step 4: Simplify right side
    953,352.72x = 688,924,220,008.86
  5. Step 5: Solve for x
    x = 688,924,220,008.86/953,352.72
  6. Step 6: Final answer
    x = 722,633.09

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1.5x scale

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.