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Finding the Fourth Proportional to 510,307.62, 764,586.63 and 360,279.42

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Solution

The fourth proportional to 510,307.62, 764,586.63 and 360,279.42 is: 539,801.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,307.62 : 764,586.63 = 360,279.42 : x
  2. Step 2: Convert to fraction form
    510,307.62/764,586.63 = 360,279.42/x
  3. Step 3: Cross multiply
    510,307.62x = 764,586.63 × 360,279.42
  4. Step 4: Simplify right side
    510,307.62x = 275,464,827,596.16
  5. Step 5: Solve for x
    x = 275,464,827,596.16/510,307.62
  6. Step 6: Final answer
    x = 539,801.52

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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.