Home / 837,412.38-1,255,929.88-238,360.26

Finding the Fourth Proportional to 837,412.38, 1,255,929.88 and 238,360.26

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Solution

The fourth proportional to 837,412.38, 1,255,929.88 and 238,360.26 is: 357,486.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,412.38 : 1,255,929.88 = 238,360.26 : x
  2. Step 2: Convert to fraction form
    837,412.38/1,255,929.88 = 238,360.26/x
  3. Step 3: Cross multiply
    837,412.38x = 1,255,929.88 × 238,360.26
  4. Step 4: Simplify right side
    837,412.38x = 299,363,772,738.57
  5. Step 5: Solve for x
    x = 299,363,772,738.57/837,412.38
  6. Step 6: Final answer
    x = 357,486.68

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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.