Home / 683,506.40-1,025,259.60-284,925.65

Finding the Fourth Proportional to 683,506.40, 1,025,259.60 and 284,925.65

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Solution

The fourth proportional to 683,506.40, 1,025,259.60 and 284,925.65 is: 427,388.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,506.40 : 1,025,259.60 = 284,925.65 : x
  2. Step 2: Convert to fraction form
    683,506.40/1,025,259.60 = 284,925.65/x
  3. Step 3: Cross multiply
    683,506.40x = 1,025,259.60 × 284,925.65
  4. Step 4: Simplify right side
    683,506.40x = 292,122,757,948.74
  5. Step 5: Solve for x
    x = 292,122,757,948.74/683,506.40
  6. Step 6: Final answer
    x = 427,388.48

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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.