Home / 762,377.37-1,052,094.80-418,230.87

Finding the Fourth Proportional to 762,377.37, 1,052,094.80 and 418,230.87

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Solution

The fourth proportional to 762,377.37, 1,052,094.80 and 418,230.87 is: 577,166.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,377.37 : 1,052,094.80 = 418,230.87 : x
  2. Step 2: Convert to fraction form
    762,377.37/1,052,094.80 = 418,230.87/x
  3. Step 3: Cross multiply
    762,377.37x = 1,052,094.80 × 418,230.87
  4. Step 4: Simplify right side
    762,377.37x = 440,018,525,653.38
  5. Step 5: Solve for x
    x = 440,018,525,653.38/762,377.37
  6. Step 6: Final answer
    x = 577,166.30

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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.