Home / 742,187.83-1,113,463.08-236,748.90

Finding the Fourth Proportional to 742,187.83, 1,113,463.08 and 236,748.90

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Solution

The fourth proportional to 742,187.83, 1,113,463.08 and 236,748.90 is: 355,181.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,187.83 : 1,113,463.08 = 236,748.90 : x
  2. Step 2: Convert to fraction form
    742,187.83/1,113,463.08 = 236,748.90/x
  3. Step 3: Cross multiply
    742,187.83x = 1,113,463.08 × 236,748.90
  4. Step 4: Simplify right side
    742,187.83x = 263,611,159,380.61
  5. Step 5: Solve for x
    x = 263,611,159,380.61/742,187.83
  6. Step 6: Final answer
    x = 355,181.19

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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.