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Finding the Fourth Proportional to 577,921.30, 797,350.64 and 348,548.74

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Solution

The fourth proportional to 577,921.30, 797,350.64 and 348,548.74 is: 480,888.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,921.30 : 797,350.64 = 348,548.74 : x
  2. Step 2: Convert to fraction form
    577,921.30/797,350.64 = 348,548.74/x
  3. Step 3: Cross multiply
    577,921.30x = 797,350.64 × 348,548.74
  4. Step 4: Simplify right side
    577,921.30x = 277,915,557,174.07
  5. Step 5: Solve for x
    x = 277,915,557,174.07/577,921.30
  6. Step 6: Final answer
    x = 480,888.24

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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.