Home / 759,489.10-1,138,237.08-558,870.10

Finding the Fourth Proportional to 759,489.10, 1,138,237.08 and 558,870.10

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Solution

The fourth proportional to 759,489.10, 1,138,237.08 and 558,870.10 is: 837,571.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,489.10 : 1,138,237.08 = 558,870.10 : x
  2. Step 2: Convert to fraction form
    759,489.10/1,138,237.08 = 558,870.10/x
  3. Step 3: Cross multiply
    759,489.10x = 1,138,237.08 × 558,870.10
  4. Step 4: Simplify right side
    759,489.10x = 636,126,670,723.31
  5. Step 5: Solve for x
    x = 636,126,670,723.31/759,489.10
  6. Step 6: Final answer
    x = 837,571.82

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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.