Home / 974,962.12-1,462,145.20-343,728.31

Finding the Fourth Proportional to 974,962.12, 1,462,145.20 and 343,728.31

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Solution

The fourth proportional to 974,962.12, 1,462,145.20 and 343,728.31 is: 515,487.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,962.12 : 1,462,145.20 = 343,728.31 : x
  2. Step 2: Convert to fraction form
    974,962.12/1,462,145.20 = 343,728.31/x
  3. Step 3: Cross multiply
    974,962.12x = 1,462,145.20 × 343,728.31
  4. Step 4: Simplify right side
    974,962.12x = 502,580,698,570.61
  5. Step 5: Solve for x
    x = 502,580,698,570.61/974,962.12
  6. Step 6: Final answer
    x = 515,487.41

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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.