Home / 841,476.20-1,262,205.18-672,202.40

Finding the Fourth Proportional to 841,476.20, 1,262,205.18 and 672,202.40

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Solution

The fourth proportional to 841,476.20, 1,262,205.18 and 672,202.40 is: 1,008,296.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,476.20 : 1,262,205.18 = 672,202.40 : x
  2. Step 2: Convert to fraction form
    841,476.20/1,262,205.18 = 672,202.40/x
  3. Step 3: Cross multiply
    841,476.20x = 1,262,205.18 × 672,202.40
  4. Step 4: Simplify right side
    841,476.20x = 848,457,344,977.41
  5. Step 5: Solve for x
    x = 848,457,344,977.41/841,476.20
  6. Step 6: Final answer
    x = 1,008,296.31

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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.