Home / 454,621.01-681,931.47-201,842.08

Finding the Fourth Proportional to 454,621.01, 681,931.47 and 201,842.08

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Solution

The fourth proportional to 454,621.01, 681,931.47 and 201,842.08 is: 302,763.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,621.01 : 681,931.47 = 201,842.08 : x
  2. Step 2: Convert to fraction form
    454,621.01/681,931.47 = 201,842.08/x
  3. Step 3: Cross multiply
    454,621.01x = 681,931.47 × 201,842.08
  4. Step 4: Simplify right side
    454,621.01x = 137,642,465,374.34
  5. Step 5: Solve for x
    x = 137,642,465,374.34/454,621.01
  6. Step 6: Final answer
    x = 302,763.10

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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.