Home / 756,788.08-1,044,374.60-417,268.40

Finding the Fourth Proportional to 756,788.08, 1,044,374.60 and 417,268.40

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Solution

The fourth proportional to 756,788.08, 1,044,374.60 and 417,268.40 is: 575,834.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,788.08 : 1,044,374.60 = 417,268.40 : x
  2. Step 2: Convert to fraction form
    756,788.08/1,044,374.60 = 417,268.40/x
  3. Step 3: Cross multiply
    756,788.08x = 1,044,374.60 × 417,268.40
  4. Step 4: Simplify right side
    756,788.08x = 435,784,518,342.64
  5. Step 5: Solve for x
    x = 435,784,518,342.64/756,788.08
  6. Step 6: Final answer
    x = 575,834.28

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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.