Home / 905,081.02-1,357,600.50-455,681.24

Finding the Fourth Proportional to 905,081.02, 1,357,600.50 and 455,681.24

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Solution

The fourth proportional to 905,081.02, 1,357,600.50 and 455,681.24 is: 683,511.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,081.02 : 1,357,600.50 = 455,681.24 : x
  2. Step 2: Convert to fraction form
    905,081.02/1,357,600.50 = 455,681.24/x
  3. Step 3: Cross multiply
    905,081.02x = 1,357,600.50 × 455,681.24
  4. Step 4: Simplify right side
    905,081.02x = 618,633,079,264.62
  5. Step 5: Solve for x
    x = 618,633,079,264.62/905,081.02
  6. Step 6: Final answer
    x = 683,511.27

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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.