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Finding the Fourth Proportional to 426,281.84, 588,226.98 and 235,282.84

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Solution

The fourth proportional to 426,281.84, 588,226.98 and 235,282.84 is: 324,667.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,281.84 : 588,226.98 = 235,282.84 : x
  2. Step 2: Convert to fraction form
    426,281.84/588,226.98 = 235,282.84/x
  3. Step 3: Cross multiply
    426,281.84x = 588,226.98 × 235,282.84
  4. Step 4: Simplify right side
    426,281.84x = 138,399,714,419.02
  5. Step 5: Solve for x
    x = 138,399,714,419.02/426,281.84
  6. Step 6: Final answer
    x = 324,667.16

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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.