Home / 904,318.15-1,247,912.49-536,810.71

Finding the Fourth Proportional to 904,318.15, 1,247,912.49 and 536,810.71

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Solution

The fourth proportional to 904,318.15, 1,247,912.49 and 536,810.71 is: 740,771.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,318.15 : 1,247,912.49 = 536,810.71 : x
  2. Step 2: Convert to fraction form
    904,318.15/1,247,912.49 = 536,810.71/x
  3. Step 3: Cross multiply
    904,318.15x = 1,247,912.49 × 536,810.71
  4. Step 4: Simplify right side
    904,318.15x = 669,892,789,774.77
  5. Step 5: Solve for x
    x = 669,892,789,774.77/904,318.15
  6. Step 6: Final answer
    x = 740,771.14

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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.