Home / 759,211.77-1,047,724.69-453,314.88

Finding the Fourth Proportional to 759,211.77, 1,047,724.69 and 453,314.88

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Solution

The fourth proportional to 759,211.77, 1,047,724.69 and 453,314.88 is: 625,581.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,211.77 : 1,047,724.69 = 453,314.88 : x
  2. Step 2: Convert to fraction form
    759,211.77/1,047,724.69 = 453,314.88/x
  3. Step 3: Cross multiply
    759,211.77x = 1,047,724.69 × 453,314.88
  4. Step 4: Simplify right side
    759,211.77x = 474,949,191,837.07
  5. Step 5: Solve for x
    x = 474,949,191,837.07/759,211.77
  6. Step 6: Final answer
    x = 625,581.97

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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.