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Finding the Fourth Proportional to 677,463.48, 934,082.28 and 585,418.32

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Solution

The fourth proportional to 677,463.48, 934,082.28 and 585,418.32 is: 807,171.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,463.48 : 934,082.28 = 585,418.32 : x
  2. Step 2: Convert to fraction form
    677,463.48/934,082.28 = 585,418.32/x
  3. Step 3: Cross multiply
    677,463.48x = 934,082.28 × 585,418.32
  4. Step 4: Simplify right side
    677,463.48x = 546,828,879,099.37
  5. Step 5: Solve for x
    x = 546,828,879,099.37/677,463.48
  6. Step 6: Final answer
    x = 807,171.01

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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.