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Finding the Fourth Proportional to 554,633.07, 830,675.34 and 352,214.34

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Solution

The fourth proportional to 554,633.07, 830,675.34 and 352,214.34 is: 527,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,633.07 : 830,675.34 = 352,214.34 : x
  2. Step 2: Convert to fraction form
    554,633.07/830,675.34 = 352,214.34/x
  3. Step 3: Cross multiply
    554,633.07x = 830,675.34 × 352,214.34
  4. Step 4: Simplify right side
    554,633.07x = 292,575,766,632.38
  5. Step 5: Solve for x
    x = 292,575,766,632.38/554,633.07
  6. Step 6: Final answer
    x = 527,512.30

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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.