Home / 507,631.56-760,911.52-170,352.44

Finding the Fourth Proportional to 507,631.56, 760,911.52 and 170,352.44

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Solution

The fourth proportional to 507,631.56, 760,911.52 and 170,352.44 is: 255,348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,631.56 : 760,911.52 = 170,352.44 : x
  2. Step 2: Convert to fraction form
    507,631.56/760,911.52 = 170,352.44/x
  3. Step 3: Cross multiply
    507,631.56x = 760,911.52 × 170,352.44
  4. Step 4: Simplify right side
    507,631.56x = 129,623,134,056.11
  5. Step 5: Solve for x
    x = 129,623,134,056.11/507,631.56
  6. Step 6: Final answer
    x = 255,348.85

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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.