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Finding the Fourth Proportional to 435,894.29, 601,802.48 and 345,614.93

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Solution

The fourth proportional to 435,894.29, 601,802.48 and 345,614.93 is: 477,161.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,894.29 : 601,802.48 = 345,614.93 : x
  2. Step 2: Convert to fraction form
    435,894.29/601,802.48 = 345,614.93/x
  3. Step 3: Cross multiply
    435,894.29x = 601,802.48 × 345,614.93
  4. Step 4: Simplify right side
    435,894.29x = 207,991,919,854.05
  5. Step 5: Solve for x
    x = 207,991,919,854.05/435,894.29
  6. Step 6: Final answer
    x = 477,161.38

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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.