Home / 677,072.63-934,360.22-375,266.63

Finding the Fourth Proportional to 677,072.63, 934,360.22 and 375,266.63

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Solution

The fourth proportional to 677,072.63, 934,360.22 and 375,266.63 is: 517,867.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,072.63 : 934,360.22 = 375,266.63 : x
  2. Step 2: Convert to fraction form
    677,072.63/934,360.22 = 375,266.63/x
  3. Step 3: Cross multiply
    677,072.63x = 934,360.22 × 375,266.63
  4. Step 4: Simplify right side
    677,072.63x = 350,634,210,965.46
  5. Step 5: Solve for x
    x = 350,634,210,965.46/677,072.63
  6. Step 6: Final answer
    x = 517,867.94

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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.