Home / 348,779.96-522,966.32-135,298.42

Finding the Fourth Proportional to 348,779.96, 522,966.32 and 135,298.42

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Solution

The fourth proportional to 348,779.96, 522,966.32 and 135,298.42 is: 202,868.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,779.96 : 522,966.32 = 135,298.42 : x
  2. Step 2: Convert to fraction form
    348,779.96/522,966.32 = 135,298.42/x
  3. Step 3: Cross multiply
    348,779.96x = 522,966.32 × 135,298.42
  4. Step 4: Simplify right side
    348,779.96x = 70,756,515,332.68
  5. Step 5: Solve for x
    x = 70,756,515,332.68/348,779.96
  6. Step 6: Final answer
    x = 202,868.64

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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.