Home / 572,730.20-859,095.30-360,153.80

Finding the Fourth Proportional to 572,730.20, 859,095.30 and 360,153.80

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Solution

The fourth proportional to 572,730.20, 859,095.30 and 360,153.80 is: 540,230.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,730.20 : 859,095.30 = 360,153.80 : x
  2. Step 2: Convert to fraction form
    572,730.20/859,095.30 = 360,153.80/x
  3. Step 3: Cross multiply
    572,730.20x = 859,095.30 × 360,153.80
  4. Step 4: Simplify right side
    572,730.20x = 309,406,436,857.14
  5. Step 5: Solve for x
    x = 309,406,436,857.14/572,730.20
  6. Step 6: Final answer
    x = 540,230.70

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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.