Home / 296,606.51-409,314.94-160,637.34

Finding the Fourth Proportional to 296,606.51, 409,314.94 and 160,637.34

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Solution

The fourth proportional to 296,606.51, 409,314.94 and 160,637.34 is: 221,678.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,606.51 : 409,314.94 = 160,637.34 : x
  2. Step 2: Convert to fraction form
    296,606.51/409,314.94 = 160,637.34/x
  3. Step 3: Cross multiply
    296,606.51x = 409,314.94 × 160,637.34
  4. Step 4: Simplify right side
    296,606.51x = 65,751,264,317.20
  5. Step 5: Solve for x
    x = 65,751,264,317.20/296,606.51
  6. Step 6: Final answer
    x = 221,678.43

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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.