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Finding the Fourth Proportional to 576,021.32, 794,908.08 and 334,445.30

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Solution

The fourth proportional to 576,021.32, 794,908.08 and 334,445.30 is: 461,533.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,021.32 : 794,908.08 = 334,445.30 : x
  2. Step 2: Convert to fraction form
    576,021.32/794,908.08 = 334,445.30/x
  3. Step 3: Cross multiply
    576,021.32x = 794,908.08 × 334,445.30
  4. Step 4: Simplify right side
    576,021.32x = 265,853,267,313.48
  5. Step 5: Solve for x
    x = 265,853,267,313.48/576,021.32
  6. Step 6: Final answer
    x = 461,533.73

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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.