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Finding the Fourth Proportional to 554,895.54, 765,771.36 and 337,030.74

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Solution

The fourth proportional to 554,895.54, 765,771.36 and 337,030.74 is: 465,111.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,895.54 : 765,771.36 = 337,030.74 : x
  2. Step 2: Convert to fraction form
    554,895.54/765,771.36 = 337,030.74/x
  3. Step 3: Cross multiply
    554,895.54x = 765,771.36 × 337,030.74
  4. Step 4: Simplify right side
    554,895.54x = 258,088,488,131.61
  5. Step 5: Solve for x
    x = 258,088,488,131.61/554,895.54
  6. Step 6: Final answer
    x = 465,111.84

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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.