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Finding the Fourth Proportional to 370,078.19, 510,737.58 and 294,223.29

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Solution

The fourth proportional to 370,078.19, 510,737.58 and 294,223.29 is: 406,051.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,078.19 : 510,737.58 = 294,223.29 : x
  2. Step 2: Convert to fraction form
    370,078.19/510,737.58 = 294,223.29/x
  3. Step 3: Cross multiply
    370,078.19x = 510,737.58 × 294,223.29
  4. Step 4: Simplify right side
    370,078.19x = 150,270,891,114.24
  5. Step 5: Solve for x
    x = 150,270,891,114.24/370,078.19
  6. Step 6: Final answer
    x = 406,051.73

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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.