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Finding the Fourth Proportional to 600,416.64, 901,655.28 and 533,100.78

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Solution

The fourth proportional to 600,416.64, 901,655.28 and 533,100.78 is: 800,565.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,416.64 : 901,655.28 = 533,100.78 : x
  2. Step 2: Convert to fraction form
    600,416.64/901,655.28 = 533,100.78/x
  3. Step 3: Cross multiply
    600,416.64x = 901,655.28 × 533,100.78
  4. Step 4: Simplify right side
    600,416.64x = 480,673,133,059.12
  5. Step 5: Solve for x
    x = 480,673,133,059.12/600,416.64
  6. Step 6: Final answer
    x = 800,565.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.