Home / 370,278.02-510,980.74-200,512.14

Finding the Fourth Proportional to 370,278.02, 510,980.74 and 200,512.14

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Solution

The fourth proportional to 370,278.02, 510,980.74 and 200,512.14 is: 276,705.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,278.02 : 510,980.74 = 200,512.14 : x
  2. Step 2: Convert to fraction form
    370,278.02/510,980.74 = 200,512.14/x
  3. Step 3: Cross multiply
    370,278.02x = 510,980.74 × 200,512.14
  4. Step 4: Simplify right side
    370,278.02x = 102,457,842,132.99
  5. Step 5: Solve for x
    x = 102,457,842,132.99/370,278.02
  6. Step 6: Final answer
    x = 276,705.17

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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.