Home / 294,746.21-406,749.69-160,610.21

Finding the Fourth Proportional to 294,746.21, 406,749.69 and 160,610.21

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Solution

The fourth proportional to 294,746.21, 406,749.69 and 160,610.21 is: 221,642.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,746.21 : 406,749.69 = 160,610.21 : x
  2. Step 2: Convert to fraction form
    294,746.21/406,749.69 = 160,610.21/x
  3. Step 3: Cross multiply
    294,746.21x = 406,749.69 × 160,610.21
  4. Step 4: Simplify right side
    294,746.21x = 65,328,153,128.33
  5. Step 5: Solve for x
    x = 65,328,153,128.33/294,746.21
  6. Step 6: Final answer
    x = 221,642.05

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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.