Home / 591,741.20-887,611.80-473,643.20

Finding the Fourth Proportional to 591,741.20, 887,611.80 and 473,643.20

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Solution

The fourth proportional to 591,741.20, 887,611.80 and 473,643.20 is: 710,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,741.20 : 887,611.80 = 473,643.20 : x
  2. Step 2: Convert to fraction form
    591,741.20/887,611.80 = 473,643.20/x
  3. Step 3: Cross multiply
    591,741.20x = 887,611.80 × 473,643.20
  4. Step 4: Simplify right side
    591,741.20x = 420,411,293,309.76
  5. Step 5: Solve for x
    x = 420,411,293,309.76/591,741.20
  6. Step 6: Final answer
    x = 710,464.80

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Double scale
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Similar ratio
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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.