Home / 1,493,340.20-2,240,018.40-371,409.20

Finding the Fourth Proportional to 1,493,340.20, 2,240,018.40 and 371,409.20

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Solution

The fourth proportional to 1,493,340.20, 2,240,018.40 and 371,409.20 is: 557,115.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,340.20 : 2,240,018.40 = 371,409.20 : x
  2. Step 2: Convert to fraction form
    1,493,340.20/2,240,018.40 = 371,409.20/x
  3. Step 3: Cross multiply
    1,493,340.20x = 2,240,018.40 × 371,409.20
  4. Step 4: Simplify right side
    1,493,340.20x = 831,963,441,929.28
  5. Step 5: Solve for x
    x = 831,963,441,929.28/1,493,340.20
  6. Step 6: Final answer
    x = 557,115.81

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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.