Home / 370,275.43-555,298.29-133,587.34

Finding the Fourth Proportional to 370,275.43, 555,298.29 and 133,587.34

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Solution

The fourth proportional to 370,275.43, 555,298.29 and 133,587.34 is: 200,339.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,275.43 : 555,298.29 = 133,587.34 : x
  2. Step 2: Convert to fraction form
    370,275.43/555,298.29 = 133,587.34/x
  3. Step 3: Cross multiply
    370,275.43x = 555,298.29 × 133,587.34
  4. Step 4: Simplify right side
    370,275.43x = 74,180,821,467.65
  5. Step 5: Solve for x
    x = 74,180,821,467.65/370,275.43
  6. Step 6: Final answer
    x = 200,339.57

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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.