Home / 676,893.30-934,110.81-375,087.30

Finding the Fourth Proportional to 676,893.30, 934,110.81 and 375,087.30

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Solution

The fourth proportional to 676,893.30, 934,110.81 and 375,087.30 is: 517,619.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,893.30 : 934,110.81 = 375,087.30 : x
  2. Step 2: Convert to fraction form
    676,893.30/934,110.81 = 375,087.30/x
  3. Step 3: Cross multiply
    676,893.30x = 934,110.81 × 375,087.30
  4. Step 4: Simplify right side
    676,893.30x = 350,373,101,623.71
  5. Step 5: Solve for x
    x = 350,373,101,623.71/676,893.30
  6. Step 6: Final answer
    x = 517,619.40

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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.