Home / 903,913.02-1,247,358.15-496,004.58

Finding the Fourth Proportional to 903,913.02, 1,247,358.15 and 496,004.58

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Solution

The fourth proportional to 903,913.02, 1,247,358.15 and 496,004.58 is: 684,463.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,913.02 : 1,247,358.15 = 496,004.58 : x
  2. Step 2: Convert to fraction form
    903,913.02/1,247,358.15 = 496,004.58/x
  3. Step 3: Cross multiply
    903,913.02x = 1,247,358.15 × 496,004.58
  4. Step 4: Simplify right side
    903,913.02x = 618,695,355,300.33
  5. Step 5: Solve for x
    x = 618,695,355,300.33/903,913.02
  6. Step 6: Final answer
    x = 684,463.37

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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.