Home / 407,184.40-610,975.32-288,007.08

Finding the Fourth Proportional to 407,184.40, 610,975.32 and 288,007.08

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Solution

The fourth proportional to 407,184.40, 610,975.32 and 288,007.08 is: 432,151.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,184.40 : 610,975.32 = 288,007.08 : x
  2. Step 2: Convert to fraction form
    407,184.40/610,975.32 = 288,007.08/x
  3. Step 3: Cross multiply
    407,184.40x = 610,975.32 × 288,007.08
  4. Step 4: Simplify right side
    407,184.40x = 175,965,217,865.27
  5. Step 5: Solve for x
    x = 175,965,217,865.27/407,184.40
  6. Step 6: Final answer
    x = 432,151.18

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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.