Home / 918,374.63-1,377,576.05-349,787.30

Finding the Fourth Proportional to 918,374.63, 1,377,576.05 and 349,787.30

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Solution

The fourth proportional to 918,374.63, 1,377,576.05 and 349,787.30 is: 524,686.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,374.63 : 1,377,576.05 = 349,787.30 : x
  2. Step 2: Convert to fraction form
    918,374.63/1,377,576.05 = 349,787.30/x
  3. Step 3: Cross multiply
    918,374.63x = 1,377,576.05 × 349,787.30
  4. Step 4: Simplify right side
    918,374.63x = 481,858,598,437.35
  5. Step 5: Solve for x
    x = 481,858,598,437.35/918,374.63
  6. Step 6: Final answer
    x = 524,686.32

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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.