Home / 910,276.80-1,365,590.52-349,267.56

Finding the Fourth Proportional to 910,276.80, 1,365,590.52 and 349,267.56

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Solution

The fourth proportional to 910,276.80, 1,365,590.52 and 349,267.56 is: 523,968.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,276.80 : 1,365,590.52 = 349,267.56 : x
  2. Step 2: Convert to fraction form
    910,276.80/1,365,590.52 = 349,267.56/x
  3. Step 3: Cross multiply
    910,276.80x = 1,365,590.52 × 349,267.56
  4. Step 4: Simplify right side
    910,276.80x = 476,956,468,879.53
  5. Step 5: Solve for x
    x = 476,956,468,879.53/910,276.80
  6. Step 6: Final answer
    x = 523,968.61

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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.