Home / 622,222.02-858,621.87-350,275.86

Finding the Fourth Proportional to 622,222.02, 858,621.87 and 350,275.86

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Solution

The fourth proportional to 622,222.02, 858,621.87 and 350,275.86 is: 483,355.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,222.02 : 858,621.87 = 350,275.86 : x
  2. Step 2: Convert to fraction form
    622,222.02/858,621.87 = 350,275.86/x
  3. Step 3: Cross multiply
    622,222.02x = 858,621.87 × 350,275.86
  4. Step 4: Simplify right side
    622,222.02x = 300,754,513,929.06
  5. Step 5: Solve for x
    x = 300,754,513,929.06/622,222.02
  6. Step 6: Final answer
    x = 483,355.63

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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.