Home / 689,996.52-952,632.72-472,569.84

Finding the Fourth Proportional to 689,996.52, 952,632.72 and 472,569.84

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Solution

The fourth proportional to 689,996.52, 952,632.72 and 472,569.84 is: 652,446.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,996.52 : 952,632.72 = 472,569.84 : x
  2. Step 2: Convert to fraction form
    689,996.52/952,632.72 = 472,569.84/x
  3. Step 3: Cross multiply
    689,996.52x = 952,632.72 × 472,569.84
  4. Step 4: Simplify right side
    689,996.52x = 450,185,492,069.17
  5. Step 5: Solve for x
    x = 450,185,492,069.17/689,996.52
  6. Step 6: Final answer
    x = 652,446.03

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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.