Home / 854,490.02-1,282,505.44-455,463.14

Finding the Fourth Proportional to 854,490.02, 1,282,505.44 and 455,463.14

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Solution

The fourth proportional to 854,490.02, 1,282,505.44 and 455,463.14 is: 683,605.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,490.02 : 1,282,505.44 = 455,463.14 : x
  2. Step 2: Convert to fraction form
    854,490.02/1,282,505.44 = 455,463.14/x
  3. Step 3: Cross multiply
    854,490.02x = 1,282,505.44 × 455,463.14
  4. Step 4: Simplify right side
    854,490.02x = 584,133,954,769.48
  5. Step 5: Solve for x
    x = 584,133,954,769.48/854,490.02
  6. Step 6: Final answer
    x = 683,605.36

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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.