Home / 908,577.90-1,362,866.85-867,243.60

Finding the Fourth Proportional to 908,577.90, 1,362,866.85 and 867,243.60

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Solution

The fourth proportional to 908,577.90, 1,362,866.85 and 867,243.60 is: 1,300,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,577.90 : 1,362,866.85 = 867,243.60 : x
  2. Step 2: Convert to fraction form
    908,577.90/1,362,866.85 = 867,243.60/x
  3. Step 3: Cross multiply
    908,577.90x = 1,362,866.85 × 867,243.60
  4. Step 4: Simplify right side
    908,577.90x = 1,181,937,553,314.66
  5. Step 5: Solve for x
    x = 1,181,937,553,314.66/908,577.90
  6. Step 6: Final answer
    x = 1,300,865.40

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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.