Home / 945,995.34-1,418,149.08-346,816.61

Finding the Fourth Proportional to 945,995.34, 1,418,149.08 and 346,816.61

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Solution

The fourth proportional to 945,995.34, 1,418,149.08 and 346,816.61 is: 519,915.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,995.34 : 1,418,149.08 = 346,816.61 : x
  2. Step 2: Convert to fraction form
    945,995.34/1,418,149.08 = 346,816.61/x
  3. Step 3: Cross multiply
    945,995.34x = 1,418,149.08 × 346,816.61
  4. Step 4: Simplify right side
    945,995.34x = 491,837,656,400.22
  5. Step 5: Solve for x
    x = 491,837,656,400.22/945,995.34
  6. Step 6: Final answer
    x = 519,915.52

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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.