Home / 855,139.60-1,282,782.84-224,053.48

Finding the Fourth Proportional to 855,139.60, 1,282,782.84 and 224,053.48

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Solution

The fourth proportional to 855,139.60, 1,282,782.84 and 224,053.48 is: 336,099.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,139.60 : 1,282,782.84 = 224,053.48 : x
  2. Step 2: Convert to fraction form
    855,139.60/1,282,782.84 = 224,053.48/x
  3. Step 3: Cross multiply
    855,139.60x = 1,282,782.84 × 224,053.48
  4. Step 4: Simplify right side
    855,139.60x = 287,411,959,386.28
  5. Step 5: Solve for x
    x = 287,411,959,386.28/855,139.60
  6. Step 6: Final answer
    x = 336,099.46

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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.