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Finding the Fourth Proportional to 907,266.90, 1,360,900.35 and 893,270.10

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Solution

The fourth proportional to 907,266.90, 1,360,900.35 and 893,270.10 is: 1,339,905.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,266.90 : 1,360,900.35 = 893,270.10 : x
  2. Step 2: Convert to fraction form
    907,266.90/1,360,900.35 = 893,270.10/x
  3. Step 3: Cross multiply
    907,266.90x = 1,360,900.35 × 893,270.10
  4. Step 4: Simplify right side
    907,266.90x = 1,215,651,591,734.54
  5. Step 5: Solve for x
    x = 1,215,651,591,734.54/907,266.90
  6. Step 6: Final answer
    x = 1,339,905.15

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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.