Home / 448,214.42-618,535.91-247,010.42

Finding the Fourth Proportional to 448,214.42, 618,535.91 and 247,010.42

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Solution

The fourth proportional to 448,214.42, 618,535.91 and 247,010.42 is: 340,874.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,214.42 : 618,535.91 = 247,010.42 : x
  2. Step 2: Convert to fraction form
    448,214.42/618,535.91 = 247,010.42/x
  3. Step 3: Cross multiply
    448,214.42x = 618,535.91 × 247,010.42
  4. Step 4: Simplify right side
    448,214.42x = 152,784,817,078.05
  5. Step 5: Solve for x
    x = 152,784,817,078.05/448,214.42
  6. Step 6: Final answer
    x = 340,874.39

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1.5x scale

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.