Home / 388,921.84-582,476.37-375,452.35

Finding the Fourth Proportional to 388,921.84, 582,476.37 and 375,452.35

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Solution

The fourth proportional to 388,921.84, 582,476.37 and 375,452.35 is: 562,303.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,921.84 : 582,476.37 = 375,452.35 : x
  2. Step 2: Convert to fraction form
    388,921.84/582,476.37 = 375,452.35/x
  3. Step 3: Cross multiply
    388,921.84x = 582,476.37 × 375,452.35
  4. Step 4: Simplify right side
    388,921.84x = 218,692,119,071.83
  5. Step 5: Solve for x
    x = 218,692,119,071.83/388,921.84
  6. Step 6: Final answer
    x = 562,303.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.