Home / 366,929.35-550,448.70-130,252.21

Finding the Fourth Proportional to 366,929.35, 550,448.70 and 130,252.21

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Solution

The fourth proportional to 366,929.35, 550,448.70 and 130,252.21 is: 195,397.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,929.35 : 550,448.70 = 130,252.21 : x
  2. Step 2: Convert to fraction form
    366,929.35/550,448.70 = 130,252.21/x
  3. Step 3: Cross multiply
    366,929.35x = 550,448.70 × 130,252.21
  4. Step 4: Simplify right side
    366,929.35x = 71,697,159,666.63
  5. Step 5: Solve for x
    x = 71,697,159,666.63/366,929.35
  6. Step 6: Final answer
    x = 195,397.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.