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Finding the Fourth Proportional to 583,801.44, 875,710.80 and 385,392.48

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Solution

The fourth proportional to 583,801.44, 875,710.80 and 385,392.48 is: 578,094.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,801.44 : 875,710.80 = 385,392.48 : x
  2. Step 2: Convert to fraction form
    583,801.44/875,710.80 = 385,392.48/x
  3. Step 3: Cross multiply
    583,801.44x = 875,710.80 × 385,392.48
  4. Step 4: Simplify right side
    583,801.44x = 337,492,356,974.78
  5. Step 5: Solve for x
    x = 337,492,356,974.78/583,801.44
  6. Step 6: Final answer
    x = 578,094.42

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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.