Home / 350,490.04-483,507.66-229,579

Finding the Fourth Proportional to 350,490.04, 483,507.66 and 229,579

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Solution

The fourth proportional to 350,490.04, 483,507.66 and 229,579 is: 316,708.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,490.04 : 483,507.66 = 229,579 : x
  2. Step 2: Convert to fraction form
    350,490.04/483,507.66 = 229,579/x
  3. Step 3: Cross multiply
    350,490.04x = 483,507.66 × 229,579
  4. Step 4: Simplify right side
    350,490.04x = 111,003,205,075.14
  5. Step 5: Solve for x
    x = 111,003,205,075.14/350,490.04
  6. Step 6: Final answer
    x = 316,708.59

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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.