Home / 1,095,030.78-1,642,261.05-463,619.58

Finding the Fourth Proportional to 1,095,030.78, 1,642,261.05 and 463,619.58

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Solution

The fourth proportional to 1,095,030.78, 1,642,261.05 and 463,619.58 is: 695,308.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,030.78 : 1,642,261.05 = 463,619.58 : x
  2. Step 2: Convert to fraction form
    1,095,030.78/1,642,261.05 = 463,619.58/x
  3. Step 3: Cross multiply
    1,095,030.78x = 1,642,261.05 × 463,619.58
  4. Step 4: Simplify right side
    1,095,030.78x = 761,384,378,251.36
  5. Step 5: Solve for x
    x = 761,384,378,251.36/1,095,030.78
  6. Step 6: Final answer
    x = 695,308.65

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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.