Home / 996,353.40-1,494,530.10-286,339.80

Finding the Fourth Proportional to 996,353.40, 1,494,530.10 and 286,339.80

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Solution

The fourth proportional to 996,353.40, 1,494,530.10 and 286,339.80 is: 429,509.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,353.40 : 1,494,530.10 = 286,339.80 : x
  2. Step 2: Convert to fraction form
    996,353.40/1,494,530.10 = 286,339.80/x
  3. Step 3: Cross multiply
    996,353.40x = 1,494,530.10 × 286,339.80
  4. Step 4: Simplify right side
    996,353.40x = 427,943,449,927.98
  5. Step 5: Solve for x
    x = 427,943,449,927.98/996,353.40
  6. Step 6: Final answer
    x = 429,509.70

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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.