Home / 581,317.84-872,198.20-202,280.72

Finding the Fourth Proportional to 581,317.84, 872,198.20 and 202,280.72

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Solution

The fourth proportional to 581,317.84, 872,198.20 and 202,280.72 is: 303,498.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,317.84 : 872,198.20 = 202,280.72 : x
  2. Step 2: Convert to fraction form
    581,317.84/872,198.20 = 202,280.72/x
  3. Step 3: Cross multiply
    581,317.84x = 872,198.20 × 202,280.72
  4. Step 4: Simplify right side
    581,317.84x = 176,428,879,878.70
  5. Step 5: Solve for x
    x = 176,428,879,878.70/581,317.84
  6. Step 6: Final answer
    x = 303,498.13

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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.