Home / 739,815.58-1,109,787.36-260,002.36

Finding the Fourth Proportional to 739,815.58, 1,109,787.36 and 260,002.36

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Solution

The fourth proportional to 739,815.58, 1,109,787.36 and 260,002.36 is: 390,026.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,815.58 : 1,109,787.36 = 260,002.36 : x
  2. Step 2: Convert to fraction form
    739,815.58/1,109,787.36 = 260,002.36/x
  3. Step 3: Cross multiply
    739,815.58x = 1,109,787.36 × 260,002.36
  4. Step 4: Simplify right side
    739,815.58x = 288,547,332,698.17
  5. Step 5: Solve for x
    x = 288,547,332,698.17/739,815.58
  6. Step 6: Final answer
    x = 390,026.03

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Double scale
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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.