Home / 288,091.93-397,577.69-160,792.13

Finding the Fourth Proportional to 288,091.93, 397,577.69 and 160,792.13

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Solution

The fourth proportional to 288,091.93, 397,577.69 and 160,792.13 is: 221,899.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,091.93 : 397,577.69 = 160,792.13 : x
  2. Step 2: Convert to fraction form
    288,091.93/397,577.69 = 160,792.13/x
  3. Step 3: Cross multiply
    288,091.93x = 397,577.69 × 160,792.13
  4. Step 4: Simplify right side
    288,091.93x = 63,927,363,615.58
  5. Step 5: Solve for x
    x = 63,927,363,615.58/288,091.93
  6. Step 6: Final answer
    x = 221,899.18

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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.