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Finding the Fourth Proportional to 457,075.02, 684,234.70 and 246,073.26

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Solution

The fourth proportional to 457,075.02, 684,234.70 and 246,073.26 is: 368,368.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,075.02 : 684,234.70 = 246,073.26 : x
  2. Step 2: Convert to fraction form
    457,075.02/684,234.70 = 246,073.26/x
  3. Step 3: Cross multiply
    457,075.02x = 684,234.70 × 246,073.26
  4. Step 4: Simplify right side
    457,075.02x = 168,371,863,234.12
  5. Step 5: Solve for x
    x = 168,371,863,234.12/457,075.02
  6. Step 6: Final answer
    x = 368,368.11

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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.