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Finding the Fourth Proportional to 651,033.65, 898,406.03 and 360,633.57

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Solution

The fourth proportional to 651,033.65, 898,406.03 and 360,633.57 is: 497,663.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,033.65 : 898,406.03 = 360,633.57 : x
  2. Step 2: Convert to fraction form
    651,033.65/898,406.03 = 360,633.57/x
  3. Step 3: Cross multiply
    651,033.65x = 898,406.03 × 360,633.57
  4. Step 4: Simplify right side
    651,033.65x = 323,995,371,440.99
  5. Step 5: Solve for x
    x = 323,995,371,440.99/651,033.65
  6. Step 6: Final answer
    x = 497,663.02

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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.