Home / 839,255.25-1,158,156.63-466,741.05

Finding the Fourth Proportional to 839,255.25, 1,158,156.63 and 466,741.05

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Solution

The fourth proportional to 839,255.25, 1,158,156.63 and 466,741.05 is: 644,093.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,255.25 : 1,158,156.63 = 466,741.05 : x
  2. Step 2: Convert to fraction form
    839,255.25/1,158,156.63 = 466,741.05/x
  3. Step 3: Cross multiply
    839,255.25x = 1,158,156.63 × 466,741.05
  4. Step 4: Simplify right side
    839,255.25x = 540,559,241,550.66
  5. Step 5: Solve for x
    x = 540,559,241,550.66/839,255.25
  6. Step 6: Final answer
    x = 644,093.96

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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.