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Finding the Fourth Proportional to 552,017.84, 761,651.61 and 322,444.80

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Solution

The fourth proportional to 552,017.84, 761,651.61 and 322,444.80 is: 444,896.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,017.84 : 761,651.61 = 322,444.80 : x
  2. Step 2: Convert to fraction form
    552,017.84/761,651.61 = 322,444.80/x
  3. Step 3: Cross multiply
    552,017.84x = 761,651.61 × 322,444.80
  4. Step 4: Simplify right side
    552,017.84x = 245,590,599,846.96
  5. Step 5: Solve for x
    x = 245,590,599,846.96/552,017.84
  6. Step 6: Final answer
    x = 444,896.13

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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.