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Finding the Fourth Proportional to 473,417.86, 653,320.83 and 269,481.91

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Solution

The fourth proportional to 473,417.86, 653,320.83 and 269,481.91 is: 371,887.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,417.86 : 653,320.83 = 269,481.91 : x
  2. Step 2: Convert to fraction form
    473,417.86/653,320.83 = 269,481.91/x
  3. Step 3: Cross multiply
    473,417.86x = 653,320.83 × 269,481.91
  4. Step 4: Simplify right side
    473,417.86x = 176,058,145,111.19
  5. Step 5: Solve for x
    x = 176,058,145,111.19/473,417.86
  6. Step 6: Final answer
    x = 371,887.42

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1.5x scale

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.