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Finding the Fourth Proportional to 370,051.04, 510,682.80 and 226,783.40

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Solution

The fourth proportional to 370,051.04, 510,682.80 and 226,783.40 is: 312,968.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,051.04 : 510,682.80 = 226,783.40 : x
  2. Step 2: Convert to fraction form
    370,051.04/510,682.80 = 226,783.40/x
  3. Step 3: Cross multiply
    370,051.04x = 510,682.80 × 226,783.40
  4. Step 4: Simplify right side
    370,051.04x = 115,814,381,705.52
  5. Step 5: Solve for x
    x = 115,814,381,705.52/370,051.04
  6. Step 6: Final answer
    x = 312,968.67

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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.