Home / 742,186.83-1,113,461.58-236,747.90

Finding the Fourth Proportional to 742,186.83, 1,113,461.58 and 236,747.90

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Solution

The fourth proportional to 742,186.83, 1,113,461.58 and 236,747.90 is: 355,179.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,186.83 : 1,113,461.58 = 236,747.90 : x
  2. Step 2: Convert to fraction form
    742,186.83/1,113,461.58 = 236,747.90/x
  3. Step 3: Cross multiply
    742,186.83x = 1,113,461.58 × 236,747.90
  4. Step 4: Simplify right side
    742,186.83x = 263,609,685,228.37
  5. Step 5: Solve for x
    x = 263,609,685,228.37/742,186.83
  6. Step 6: Final answer
    x = 355,179.69

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1.5x scale

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.