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Finding the Fourth Proportional to 566,297.46, 849,445.32 and 388,264.74

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Solution

The fourth proportional to 566,297.46, 849,445.32 and 388,264.74 is: 582,396.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,297.46 : 849,445.32 = 388,264.74 : x
  2. Step 2: Convert to fraction form
    566,297.46/849,445.32 = 388,264.74/x
  3. Step 3: Cross multiply
    566,297.46x = 849,445.32 × 388,264.74
  4. Step 4: Simplify right side
    566,297.46x = 329,809,666,314.02
  5. Step 5: Solve for x
    x = 329,809,666,314.02/566,297.46
  6. Step 6: Final answer
    x = 582,396.51

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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.