Home / 268,312.77-370,278.44-147,457.13

Finding the Fourth Proportional to 268,312.77, 370,278.44 and 147,457.13

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Solution

The fourth proportional to 268,312.77, 370,278.44 and 147,457.13 is: 203,494.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,312.77 : 370,278.44 = 147,457.13 : x
  2. Step 2: Convert to fraction form
    268,312.77/370,278.44 = 147,457.13/x
  3. Step 3: Cross multiply
    268,312.77x = 370,278.44 × 147,457.13
  4. Step 4: Simplify right side
    268,312.77x = 54,600,194,027.56
  5. Step 5: Solve for x
    x = 54,600,194,027.56/268,312.77
  6. Step 6: Final answer
    x = 203,494.58

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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.