Home / 903,937.86-1,247,430.78-496,046.52

Finding the Fourth Proportional to 903,937.86, 1,247,430.78 and 496,046.52

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Solution

The fourth proportional to 903,937.86, 1,247,430.78 and 496,046.52 is: 684,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,937.86 : 1,247,430.78 = 496,046.52 : x
  2. Step 2: Convert to fraction form
    903,937.86/1,247,430.78 = 496,046.52/x
  3. Step 3: Cross multiply
    903,937.86x = 1,247,430.78 × 496,046.52
  4. Step 4: Simplify right side
    903,937.86x = 618,783,697,359.89
  5. Step 5: Solve for x
    x = 618,783,697,359.89/903,937.86
  6. Step 6: Final answer
    x = 684,542.30

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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.