Home / 792,686.70-1,189,030.86-371,962.98

Finding the Fourth Proportional to 792,686.70, 1,189,030.86 and 371,962.98

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Solution

The fourth proportional to 792,686.70, 1,189,030.86 and 371,962.98 is: 557,944.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,686.70 : 1,189,030.86 = 371,962.98 : x
  2. Step 2: Convert to fraction form
    792,686.70/1,189,030.86 = 371,962.98/x
  3. Step 3: Cross multiply
    792,686.70x = 1,189,030.86 × 371,962.98
  4. Step 4: Simplify right side
    792,686.70x = 442,275,461,997.56
  5. Step 5: Solve for x
    x = 442,275,461,997.56/792,686.70
  6. Step 6: Final answer
    x = 557,944.85

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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.