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Finding the Fourth Proportional to 426,329.64, 588,327.30 and 245,039.40

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Solution

The fourth proportional to 426,329.64, 588,327.30 and 245,039.40 is: 338,150.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,329.64 : 588,327.30 = 245,039.40 : x
  2. Step 2: Convert to fraction form
    426,329.64/588,327.30 = 245,039.40/x
  3. Step 3: Cross multiply
    426,329.64x = 588,327.30 × 245,039.40
  4. Step 4: Simplify right side
    426,329.64x = 144,163,368,595.62
  5. Step 5: Solve for x
    x = 144,163,368,595.62/426,329.64
  6. Step 6: Final answer
    x = 338,150.00

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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.