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Finding the Fourth Proportional to 532,253.60, 798,533.40 and 307,774.88

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Solution

The fourth proportional to 532,253.60, 798,533.40 and 307,774.88 is: 461,750.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,253.60 : 798,533.40 = 307,774.88 : x
  2. Step 2: Convert to fraction form
    532,253.60/798,533.40 = 307,774.88/x
  3. Step 3: Cross multiply
    532,253.60x = 798,533.40 × 307,774.88
  4. Step 4: Simplify right side
    532,253.60x = 245,768,521,360.99
  5. Step 5: Solve for x
    x = 245,768,521,360.99/532,253.60
  6. Step 6: Final answer
    x = 461,750.79

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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.