Home / 774,547.44-1,159,334.73-413,816.82

Finding the Fourth Proportional to 774,547.44, 1,159,334.73 and 413,816.82

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Solution

The fourth proportional to 774,547.44, 1,159,334.73 and 413,816.82 is: 619,396.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,547.44 : 1,159,334.73 = 413,816.82 : x
  2. Step 2: Convert to fraction form
    774,547.44/1,159,334.73 = 413,816.82/x
  3. Step 3: Cross multiply
    774,547.44x = 1,159,334.73 × 413,816.82
  4. Step 4: Simplify right side
    774,547.44x = 479,752,211,284.16
  5. Step 5: Solve for x
    x = 479,752,211,284.16/774,547.44
  6. Step 6: Final answer
    x = 619,396.81

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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.