Home / 360,908.13-498,184.50-210,005.13

Finding the Fourth Proportional to 360,908.13, 498,184.50 and 210,005.13

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Solution

The fourth proportional to 360,908.13, 498,184.50 and 210,005.13 is: 289,883.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,908.13 : 498,184.50 = 210,005.13 : x
  2. Step 2: Convert to fraction form
    360,908.13/498,184.50 = 210,005.13/x
  3. Step 3: Cross multiply
    360,908.13x = 498,184.50 × 210,005.13
  4. Step 4: Simplify right side
    360,908.13x = 104,621,300,686.49
  5. Step 5: Solve for x
    x = 104,621,300,686.49/360,908.13
  6. Step 6: Final answer
    x = 289,883.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.