Home / 848,608.16-1,272,952.11-280,038.96

Finding the Fourth Proportional to 848,608.16, 1,272,952.11 and 280,038.96

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Solution

The fourth proportional to 848,608.16, 1,272,952.11 and 280,038.96 is: 420,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,608.16 : 1,272,952.11 = 280,038.96 : x
  2. Step 2: Convert to fraction form
    848,608.16/1,272,952.11 = 280,038.96/x
  3. Step 3: Cross multiply
    848,608.16x = 1,272,952.11 × 280,038.96
  4. Step 4: Simplify right side
    848,608.16x = 356,476,185,014.21
  5. Step 5: Solve for x
    x = 356,476,185,014.21/848,608.16
  6. Step 6: Final answer
    x = 420,071.60

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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.