Home / 759,158.51-1,047,638.58-414,995.88

Finding the Fourth Proportional to 759,158.51, 1,047,638.58 and 414,995.88

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Solution

The fourth proportional to 759,158.51, 1,047,638.58 and 414,995.88 is: 572,694.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,158.51 : 1,047,638.58 = 414,995.88 : x
  2. Step 2: Convert to fraction form
    759,158.51/1,047,638.58 = 414,995.88/x
  3. Step 3: Cross multiply
    759,158.51x = 1,047,638.58 × 414,995.88
  4. Step 4: Simplify right side
    759,158.51x = 434,765,694,429.05
  5. Step 5: Solve for x
    x = 434,765,694,429.05/759,158.51
  6. Step 6: Final answer
    x = 572,694.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.