Home / 742,224.96-1,113,410.34-209,750.04

Finding the Fourth Proportional to 742,224.96, 1,113,410.34 and 209,750.04

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Solution

The fourth proportional to 742,224.96, 1,113,410.34 and 209,750.04 is: 314,645.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,224.96 : 1,113,410.34 = 209,750.04 : x
  2. Step 2: Convert to fraction form
    742,224.96/1,113,410.34 = 209,750.04/x
  3. Step 3: Cross multiply
    742,224.96x = 1,113,410.34 × 209,750.04
  4. Step 4: Simplify right side
    742,224.96x = 233,537,863,351.41
  5. Step 5: Solve for x
    x = 233,537,863,351.41/742,224.96
  6. Step 6: Final answer
    x = 314,645.66

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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.