Home / 790,022.60-1,184,535.67-435,285.74

Finding the Fourth Proportional to 790,022.60, 1,184,535.67 and 435,285.74

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Solution

The fourth proportional to 790,022.60, 1,184,535.67 and 435,285.74 is: 652,654.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,022.60 : 1,184,535.67 = 435,285.74 : x
  2. Step 2: Convert to fraction form
    790,022.60/1,184,535.67 = 435,285.74/x
  3. Step 3: Cross multiply
    790,022.60x = 1,184,535.67 × 435,285.74
  4. Step 4: Simplify right side
    790,022.60x = 515,611,480,837.88
  5. Step 5: Solve for x
    x = 515,611,480,837.88/790,022.60
  6. Step 6: Final answer
    x = 652,654.09

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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.