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Finding the Fourth Proportional to 630.04, 946.68 and 591.16

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Solution

The fourth proportional to 630.04, 946.68 and 591.16 is: 888.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    630.04 : 946.68 = 591.16 : x
  2. Step 2: Convert to fraction form
    630.04/946.68 = 591.16/x
  3. Step 3: Cross multiply
    630.04x = 946.68 × 591.16
  4. Step 4: Simplify right side
    630.04x = 559,639.35
  5. Step 5: Solve for x
    x = 559,639.35/630.04
  6. Step 6: Final answer
    x = 888.26

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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.