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Finding the Fourth Proportional to 436,090.68, 601,855 and 242,517.68

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Solution

The fourth proportional to 436,090.68, 601,855 and 242,517.68 is: 334,702.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,090.68 : 601,855 = 242,517.68 : x
  2. Step 2: Convert to fraction form
    436,090.68/601,855 = 242,517.68/x
  3. Step 3: Cross multiply
    436,090.68x = 601,855 × 242,517.68
  4. Step 4: Simplify right side
    436,090.68x = 145,960,478,296.40
  5. Step 5: Solve for x
    x = 145,960,478,296.40/436,090.68
  6. Step 6: Final answer
    x = 334,702.13

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1.5x scale

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.