Home / 1,072,428.10-1,609,225.35-441,405.70

Finding the Fourth Proportional to 1,072,428.10, 1,609,225.35 and 441,405.70

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Solution

The fourth proportional to 1,072,428.10, 1,609,225.35 and 441,405.70 is: 662,348.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,428.10 : 1,609,225.35 = 441,405.70 : x
  2. Step 2: Convert to fraction form
    1,072,428.10/1,609,225.35 = 441,405.70/x
  3. Step 3: Cross multiply
    1,072,428.10x = 1,609,225.35 × 441,405.70
  4. Step 4: Simplify right side
    1,072,428.10x = 710,321,242,074.50
  5. Step 5: Solve for x
    x = 710,321,242,074.50/1,072,428.10
  6. Step 6: Final answer
    x = 662,348.59

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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.