Home / 345,307.04-517,787.04-201,259.22

Finding the Fourth Proportional to 345,307.04, 517,787.04 and 201,259.22

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Solution

The fourth proportional to 345,307.04, 517,787.04 and 201,259.22 is: 301,787.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,307.04 : 517,787.04 = 201,259.22 : x
  2. Step 2: Convert to fraction form
    345,307.04/517,787.04 = 201,259.22/x
  3. Step 3: Cross multiply
    345,307.04x = 517,787.04 × 201,259.22
  4. Step 4: Simplify right side
    345,307.04x = 104,209,415,796.51
  5. Step 5: Solve for x
    x = 104,209,415,796.51/345,307.04
  6. Step 6: Final answer
    x = 301,787.70

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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.