Home / 759,489.60-1,138,237.83-558,870.60

Finding the Fourth Proportional to 759,489.60, 1,138,237.83 and 558,870.60

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Solution

The fourth proportional to 759,489.60, 1,138,237.83 and 558,870.60 is: 837,572.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,489.60 : 1,138,237.83 = 558,870.60 : x
  2. Step 2: Convert to fraction form
    759,489.60/1,138,237.83 = 558,870.60/x
  3. Step 3: Cross multiply
    759,489.60x = 1,138,237.83 × 558,870.60
  4. Step 4: Simplify right side
    759,489.60x = 636,127,658,994.80
  5. Step 5: Solve for x
    x = 636,127,658,994.80/759,489.60
  6. Step 6: Final answer
    x = 837,572.57

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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.