Home / 1,072,431.60-1,609,230.60-441,409.20

Finding the Fourth Proportional to 1,072,431.60, 1,609,230.60 and 441,409.20

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Solution

The fourth proportional to 1,072,431.60, 1,609,230.60 and 441,409.20 is: 662,353.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,431.60 : 1,609,230.60 = 441,409.20 : x
  2. Step 2: Convert to fraction form
    1,072,431.60/1,609,230.60 = 441,409.20/x
  3. Step 3: Cross multiply
    1,072,431.60x = 1,609,230.60 × 441,409.20
  4. Step 4: Simplify right side
    1,072,431.60x = 710,329,191,761.52
  5. Step 5: Solve for x
    x = 710,329,191,761.52/1,072,431.60
  6. Step 6: Final answer
    x = 662,353.84

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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.