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Finding the Fourth Proportional to 382,503.10, 573,229.76 and 242,010.22

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Solution

The fourth proportional to 382,503.10, 573,229.76 and 242,010.22 is: 362,683.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,503.10 : 573,229.76 = 242,010.22 : x
  2. Step 2: Convert to fraction form
    382,503.10/573,229.76 = 242,010.22/x
  3. Step 3: Cross multiply
    382,503.10x = 573,229.76 × 242,010.22
  4. Step 4: Simplify right side
    382,503.10x = 138,727,460,328.15
  5. Step 5: Solve for x
    x = 138,727,460,328.15/382,503.10
  6. Step 6: Final answer
    x = 362,683.23

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1.5x scale

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.