Home / 841,464.82-1,261,262.28-641,124.70

Finding the Fourth Proportional to 841,464.82, 1,261,262.28 and 641,124.70

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Solution

The fourth proportional to 841,464.82, 1,261,262.28 and 641,124.70 is: 960,974.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,464.82 : 1,261,262.28 = 641,124.70 : x
  2. Step 2: Convert to fraction form
    841,464.82/1,261,262.28 = 641,124.70/x
  3. Step 3: Cross multiply
    841,464.82x = 1,261,262.28 × 641,124.70
  4. Step 4: Simplify right side
    841,464.82x = 808,626,400,886.32
  5. Step 5: Solve for x
    x = 808,626,400,886.32/841,464.82
  6. Step 6: Final answer
    x = 960,974.70

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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.