Home / 260,317.90-359,236.32-145,595.17

Finding the Fourth Proportional to 260,317.90, 359,236.32 and 145,595.17

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Solution

The fourth proportional to 260,317.90, 359,236.32 and 145,595.17 is: 200,920.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,317.90 : 359,236.32 = 145,595.17 : x
  2. Step 2: Convert to fraction form
    260,317.90/359,236.32 = 145,595.17/x
  3. Step 3: Cross multiply
    260,317.90x = 359,236.32 × 145,595.17
  4. Step 4: Simplify right side
    260,317.90x = 52,303,072,983.64
  5. Step 5: Solve for x
    x = 52,303,072,983.64/260,317.90
  6. Step 6: Final answer
    x = 200,920.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.