Home / 849,769.48-1,172,678.82-467,796.26

Finding the Fourth Proportional to 849,769.48, 1,172,678.82 and 467,796.26

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Solution

The fourth proportional to 849,769.48, 1,172,678.82 and 467,796.26 is: 645,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,769.48 : 1,172,678.82 = 467,796.26 : x
  2. Step 2: Convert to fraction form
    849,769.48/1,172,678.82 = 467,796.26/x
  3. Step 3: Cross multiply
    849,769.48x = 1,172,678.82 × 467,796.26
  4. Step 4: Simplify right side
    849,769.48x = 548,574,767,354.67
  5. Step 5: Solve for x
    x = 548,574,767,354.67/849,769.48
  6. Step 6: Final answer
    x = 645,557.15

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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.