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Finding the Fourth Proportional to 559,360.80, 771,614.64 and 332,962.56

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Solution

The fourth proportional to 559,360.80, 771,614.64 and 332,962.56 is: 459,307.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,360.80 : 771,614.64 = 332,962.56 : x
  2. Step 2: Convert to fraction form
    559,360.80/771,614.64 = 332,962.56/x
  3. Step 3: Cross multiply
    559,360.80x = 771,614.64 × 332,962.56
  4. Step 4: Simplify right side
    559,360.80x = 256,918,785,867.88
  5. Step 5: Solve for x
    x = 256,918,785,867.88/559,360.80
  6. Step 6: Final answer
    x = 459,307.81

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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.