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Finding the Fourth Proportional to 606.39, 907.53 and 470.04

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Solution

The fourth proportional to 606.39, 907.53 and 470.04 is: 703.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.39 : 907.53 = 470.04 : x
  2. Step 2: Convert to fraction form
    606.39/907.53 = 470.04/x
  3. Step 3: Cross multiply
    606.39x = 907.53 × 470.04
  4. Step 4: Simplify right side
    606.39x = 426,575.40
  5. Step 5: Solve for x
    x = 426,575.40/606.39
  6. Step 6: Final answer
    x = 703.47

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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.