Home / 858,562.22-1,287,551.73-297,465.74

Finding the Fourth Proportional to 858,562.22, 1,287,551.73 and 297,465.74

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Solution

The fourth proportional to 858,562.22, 1,287,551.73 and 297,465.74 is: 446,097.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,562.22 : 1,287,551.73 = 297,465.74 : x
  2. Step 2: Convert to fraction form
    858,562.22/1,287,551.73 = 297,465.74/x
  3. Step 3: Cross multiply
    858,562.22x = 1,287,551.73 × 297,465.74
  4. Step 4: Simplify right side
    858,562.22x = 383,002,528,152.73
  5. Step 5: Solve for x
    x = 383,002,528,152.73/858,562.22
  6. Step 6: Final answer
    x = 446,097.58

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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.