Home / 854,024.16-1,281,169.08-285,229.20

Finding the Fourth Proportional to 854,024.16, 1,281,169.08 and 285,229.20

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Solution

The fourth proportional to 854,024.16, 1,281,169.08 and 285,229.20 is: 427,888.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,024.16 : 1,281,169.08 = 285,229.20 : x
  2. Step 2: Convert to fraction form
    854,024.16/1,281,169.08 = 285,229.20/x
  3. Step 3: Cross multiply
    854,024.16x = 1,281,169.08 × 285,229.20
  4. Step 4: Simplify right side
    854,024.16x = 365,426,831,753.14
  5. Step 5: Solve for x
    x = 365,426,831,753.14/854,024.16
  6. Step 6: Final answer
    x = 427,888.17

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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.