Home / 656,962.74-906,581.03-370,509.48

Finding the Fourth Proportional to 656,962.74, 906,581.03 and 370,509.48

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Solution

The fourth proportional to 656,962.74, 906,581.03 and 370,509.48 is: 511,287.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,962.74 : 906,581.03 = 370,509.48 : x
  2. Step 2: Convert to fraction form
    656,962.74/906,581.03 = 370,509.48/x
  3. Step 3: Cross multiply
    656,962.74x = 906,581.03 × 370,509.48
  4. Step 4: Simplify right side
    656,962.74x = 335,896,864,150.62
  5. Step 5: Solve for x
    x = 335,896,864,150.62/656,962.74
  6. Step 6: Final answer
    x = 511,287.54

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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.