Home / 1,023,340.56-1,535,017.32-313,314

Finding the Fourth Proportional to 1,023,340.56, 1,535,017.32 and 313,314

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Solution

The fourth proportional to 1,023,340.56, 1,535,017.32 and 313,314 is: 469,972.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,340.56 : 1,535,017.32 = 313,314 : x
  2. Step 2: Convert to fraction form
    1,023,340.56/1,535,017.32 = 313,314/x
  3. Step 3: Cross multiply
    1,023,340.56x = 1,535,017.32 × 313,314
  4. Step 4: Simplify right side
    1,023,340.56x = 480,942,416,598.48
  5. Step 5: Solve for x
    x = 480,942,416,598.48/1,023,340.56
  6. Step 6: Final answer
    x = 469,972.98

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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.