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Finding the Fourth Proportional to 370,064.04, 510,700.74 and 226,796.40

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Solution

The fourth proportional to 370,064.04, 510,700.74 and 226,796.40 is: 312,986.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,064.04 : 510,700.74 = 226,796.40 : x
  2. Step 2: Convert to fraction form
    370,064.04/510,700.74 = 226,796.40/x
  3. Step 3: Cross multiply
    370,064.04x = 510,700.74 × 226,796.40
  4. Step 4: Simplify right side
    370,064.04x = 115,825,089,309.34
  5. Step 5: Solve for x
    x = 115,825,089,309.34/370,064.04
  6. Step 6: Final answer
    x = 312,986.61

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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.