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Finding the Fourth Proportional to 283,235.68, 424,849.35 and 70,003.62

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Solution

The fourth proportional to 283,235.68, 424,849.35 and 70,003.62 is: 105,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,235.68 : 424,849.35 = 70,003.62 : x
  2. Step 2: Convert to fraction form
    283,235.68/424,849.35 = 70,003.62/x
  3. Step 3: Cross multiply
    283,235.68x = 424,849.35 × 70,003.62
  4. Step 4: Simplify right side
    283,235.68x = 29,740,992,717.16
  5. Step 5: Solve for x
    x = 29,740,992,717.16/283,235.68
  6. Step 6: Final answer
    x = 105,004.40

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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.