Home / 751,477.16-1,127,363.52-278,166.62

Finding the Fourth Proportional to 751,477.16, 1,127,363.52 and 278,166.62

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Solution

The fourth proportional to 751,477.16, 1,127,363.52 and 278,166.62 is: 417,304.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,477.16 : 1,127,363.52 = 278,166.62 : x
  2. Step 2: Convert to fraction form
    751,477.16/1,127,363.52 = 278,166.62/x
  3. Step 3: Cross multiply
    751,477.16x = 1,127,363.52 × 278,166.62
  4. Step 4: Simplify right side
    751,477.16x = 313,594,899,869.70
  5. Step 5: Solve for x
    x = 313,594,899,869.70/751,477.16
  6. Step 6: Final answer
    x = 417,304.63

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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.