Home / 454,345.95-681,526.05-134,530.28

Finding the Fourth Proportional to 454,345.95, 681,526.05 and 134,530.28

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Solution

The fourth proportional to 454,345.95, 681,526.05 and 134,530.28 is: 201,797.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,345.95 : 681,526.05 = 134,530.28 : x
  2. Step 2: Convert to fraction form
    454,345.95/681,526.05 = 134,530.28/x
  3. Step 3: Cross multiply
    454,345.95x = 681,526.05 × 134,530.28
  4. Step 4: Simplify right side
    454,345.95x = 91,685,886,926.16
  5. Step 5: Solve for x
    x = 91,685,886,926.16/454,345.95
  6. Step 6: Final answer
    x = 201,797.52

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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.