Home / 938,272.57-1,294,808.85-508,541.65

Finding the Fourth Proportional to 938,272.57, 1,294,808.85 and 508,541.65

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Solution

The fourth proportional to 938,272.57, 1,294,808.85 and 508,541.65 is: 701,783.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,272.57 : 1,294,808.85 = 508,541.65 : x
  2. Step 2: Convert to fraction form
    938,272.57/1,294,808.85 = 508,541.65/x
  3. Step 3: Cross multiply
    938,272.57x = 1,294,808.85 × 508,541.65
  4. Step 4: Simplify right side
    938,272.57x = 658,464,229,013.60
  5. Step 5: Solve for x
    x = 658,464,229,013.60/938,272.57
  6. Step 6: Final answer
    x = 701,783.52

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Double scale
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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.