Home / 795,655.08-1,098,027.69-489,907.86

Finding the Fourth Proportional to 795,655.08, 1,098,027.69 and 489,907.86

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Solution

The fourth proportional to 795,655.08, 1,098,027.69 and 489,907.86 is: 676,087.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,655.08 : 1,098,027.69 = 489,907.86 : x
  2. Step 2: Convert to fraction form
    795,655.08/1,098,027.69 = 489,907.86/x
  3. Step 3: Cross multiply
    795,655.08x = 1,098,027.69 × 489,907.86
  4. Step 4: Simplify right side
    795,655.08x = 537,932,395,828.64
  5. Step 5: Solve for x
    x = 537,932,395,828.64/795,655.08
  6. Step 6: Final answer
    x = 676,087.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.