Home / 677,946.02-935,562.93-372,027.47

Finding the Fourth Proportional to 677,946.02, 935,562.93 and 372,027.47

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Solution

The fourth proportional to 677,946.02, 935,562.93 and 372,027.47 is: 513,396.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,946.02 : 935,562.93 = 372,027.47 : x
  2. Step 2: Convert to fraction form
    677,946.02/935,562.93 = 372,027.47/x
  3. Step 3: Cross multiply
    677,946.02x = 935,562.93 × 372,027.47
  4. Step 4: Simplify right side
    677,946.02x = 348,055,109,873.69
  5. Step 5: Solve for x
    x = 348,055,109,873.69/677,946.02
  6. Step 6: Final answer
    x = 513,396.49

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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.