Home / 848,318.34-1,272,444.30-287,352.84

Finding the Fourth Proportional to 848,318.34, 1,272,444.30 and 287,352.84

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Solution

The fourth proportional to 848,318.34, 1,272,444.30 and 287,352.84 is: 431,018.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,318.34 : 1,272,444.30 = 287,352.84 : x
  2. Step 2: Convert to fraction form
    848,318.34/1,272,444.30 = 287,352.84/x
  3. Step 3: Cross multiply
    848,318.34x = 1,272,444.30 × 287,352.84
  4. Step 4: Simplify right side
    848,318.34x = 365,640,483,346.81
  5. Step 5: Solve for x
    x = 365,640,483,346.81/848,318.34
  6. Step 6: Final answer
    x = 431,018.01

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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.