Home / 370,007.04-510,708.40-208,956.36

Finding the Fourth Proportional to 370,007.04, 510,708.40 and 208,956.36

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Solution

The fourth proportional to 370,007.04, 510,708.40 and 208,956.36 is: 288,415.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,007.04 : 510,708.40 = 208,956.36 : x
  2. Step 2: Convert to fraction form
    370,007.04/510,708.40 = 208,956.36/x
  3. Step 3: Cross multiply
    370,007.04x = 510,708.40 × 208,956.36
  4. Step 4: Simplify right side
    370,007.04x = 106,715,768,285.42
  5. Step 5: Solve for x
    x = 106,715,768,285.42/370,007.04
  6. Step 6: Final answer
    x = 288,415.51

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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.