Home / 607,947.70-911,921.55-558,181.30

Finding the Fourth Proportional to 607,947.70, 911,921.55 and 558,181.30

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Solution

The fourth proportional to 607,947.70, 911,921.55 and 558,181.30 is: 837,271.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,947.70 : 911,921.55 = 558,181.30 : x
  2. Step 2: Convert to fraction form
    607,947.70/911,921.55 = 558,181.30/x
  3. Step 3: Cross multiply
    607,947.70x = 911,921.55 × 558,181.30
  4. Step 4: Simplify right side
    607,947.70x = 509,017,556,277.02
  5. Step 5: Solve for x
    x = 509,017,556,277.02/607,947.70
  6. Step 6: Final answer
    x = 837,271.95

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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.