Home / 411,047.14-616,573.95-144,746.68

Finding the Fourth Proportional to 411,047.14, 616,573.95 and 144,746.68

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Solution

The fourth proportional to 411,047.14, 616,573.95 and 144,746.68 is: 217,121.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,047.14 : 616,573.95 = 144,746.68 : x
  2. Step 2: Convert to fraction form
    411,047.14/616,573.95 = 144,746.68/x
  3. Step 3: Cross multiply
    411,047.14x = 616,573.95 × 144,746.68
  4. Step 4: Simplify right side
    411,047.14x = 89,247,032,236.99
  5. Step 5: Solve for x
    x = 89,247,032,236.99/411,047.14
  6. Step 6: Final answer
    x = 217,121.16

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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.