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Finding the Fourth Proportional to 493,533.60, 740,300.40 and 334,101.30

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Solution

The fourth proportional to 493,533.60, 740,300.40 and 334,101.30 is: 501,151.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,533.60 : 740,300.40 = 334,101.30 : x
  2. Step 2: Convert to fraction form
    493,533.60/740,300.40 = 334,101.30/x
  3. Step 3: Cross multiply
    493,533.60x = 740,300.40 × 334,101.30
  4. Step 4: Simplify right side
    493,533.60x = 247,335,326,030.52
  5. Step 5: Solve for x
    x = 247,335,326,030.52/493,533.60
  6. Step 6: Final answer
    x = 501,151.95

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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.