Home / 843,362.40-1,265,216.40-282,799.20

Finding the Fourth Proportional to 843,362.40, 1,265,216.40 and 282,799.20

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Solution

The fourth proportional to 843,362.40, 1,265,216.40 and 282,799.20 is: 424,256.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,362.40 : 1,265,216.40 = 282,799.20 : x
  2. Step 2: Convert to fraction form
    843,362.40/1,265,216.40 = 282,799.20/x
  3. Step 3: Cross multiply
    843,362.40x = 1,265,216.40 × 282,799.20
  4. Step 4: Simplify right side
    843,362.40x = 357,802,185,746.88
  5. Step 5: Solve for x
    x = 357,802,185,746.88/843,362.40
  6. Step 6: Final answer
    x = 424,256.74

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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.