Home / 905,100.86-1,358,224.01-506,003.45

Finding the Fourth Proportional to 905,100.86, 1,358,224.01 and 506,003.45

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Solution

The fourth proportional to 905,100.86, 1,358,224.01 and 506,003.45 is: 759,325.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,100.86 : 1,358,224.01 = 506,003.45 : x
  2. Step 2: Convert to fraction form
    905,100.86/1,358,224.01 = 506,003.45/x
  3. Step 3: Cross multiply
    905,100.86x = 1,358,224.01 × 506,003.45
  4. Step 4: Simplify right side
    905,100.86x = 687,266,025,611.70
  5. Step 5: Solve for x
    x = 687,266,025,611.70/905,100.86
  6. Step 6: Final answer
    x = 759,325.35

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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.