Home / 558,001.26-770,009.04-303,350.22

Finding the Fourth Proportional to 558,001.26, 770,009.04 and 303,350.22

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Solution

The fourth proportional to 558,001.26, 770,009.04 and 303,350.22 is: 418,605.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,001.26 : 770,009.04 = 303,350.22 : x
  2. Step 2: Convert to fraction form
    558,001.26/770,009.04 = 303,350.22/x
  3. Step 3: Cross multiply
    558,001.26x = 770,009.04 × 303,350.22
  4. Step 4: Simplify right side
    558,001.26x = 233,582,411,685.99
  5. Step 5: Solve for x
    x = 233,582,411,685.99/558,001.26
  6. Step 6: Final answer
    x = 418,605.53

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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.