Home / 552,108.25-761,902.08-307,091.35

Finding the Fourth Proportional to 552,108.25, 761,902.08 and 307,091.35

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Solution

The fourth proportional to 552,108.25, 761,902.08 and 307,091.35 is: 423,782.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,108.25 : 761,902.08 = 307,091.35 : x
  2. Step 2: Convert to fraction form
    552,108.25/761,902.08 = 307,091.35/x
  3. Step 3: Cross multiply
    552,108.25x = 761,902.08 × 307,091.35
  4. Step 4: Simplify right side
    552,108.25x = 233,973,538,315.01
  5. Step 5: Solve for x
    x = 233,973,538,315.01/552,108.25
  6. Step 6: Final answer
    x = 423,782.00

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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.