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Finding the Fourth Proportional to 400,291.58, 600,444.66 and 134,002.46

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Solution

The fourth proportional to 400,291.58, 600,444.66 and 134,002.46 is: 201,006.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,291.58 : 600,444.66 = 134,002.46 : x
  2. Step 2: Convert to fraction form
    400,291.58/600,444.66 = 134,002.46/x
  3. Step 3: Cross multiply
    400,291.58x = 600,444.66 × 134,002.46
  4. Step 4: Simplify right side
    400,291.58x = 80,461,061,533.86
  5. Step 5: Solve for x
    x = 80,461,061,533.86/400,291.58
  6. Step 6: Final answer
    x = 201,006.13

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1.5x scale

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.