Home / 885,528.60-1,328,150.34-254,298.84

Finding the Fourth Proportional to 885,528.60, 1,328,150.34 and 254,298.84

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Solution

The fourth proportional to 885,528.60, 1,328,150.34 and 254,298.84 is: 381,407.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,528.60 : 1,328,150.34 = 254,298.84 : x
  2. Step 2: Convert to fraction form
    885,528.60/1,328,150.34 = 254,298.84/x
  3. Step 3: Cross multiply
    885,528.60x = 1,328,150.34 × 254,298.84
  4. Step 4: Simplify right side
    885,528.60x = 337,747,090,807.61
  5. Step 5: Solve for x
    x = 337,747,090,807.61/885,528.60
  6. Step 6: Final answer
    x = 381,407.32

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Double scale
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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.