Home / 1,349,658.40-2,025,265.20-508,813.60

Finding the Fourth Proportional to 1,349,658.40, 2,025,265.20 and 508,813.60

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Solution

The fourth proportional to 1,349,658.40, 2,025,265.20 and 508,813.60 is: 763,513.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,658.40 : 2,025,265.20 = 508,813.60 : x
  2. Step 2: Convert to fraction form
    1,349,658.40/2,025,265.20 = 508,813.60/x
  3. Step 3: Cross multiply
    1,349,658.40x = 2,025,265.20 × 508,813.60
  4. Step 4: Simplify right side
    1,349,658.40x = 1,030,482,477,366.72
  5. Step 5: Solve for x
    x = 1,030,482,477,366.72/1,349,658.40
  6. Step 6: Final answer
    x = 763,513.55

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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.