Home / 534,863.15-802,288.64-130,057.65

Finding the Fourth Proportional to 534,863.15, 802,288.64 and 130,057.65

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Solution

The fourth proportional to 534,863.15, 802,288.64 and 130,057.65 is: 195,085.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,863.15 : 802,288.64 = 130,057.65 : x
  2. Step 2: Convert to fraction form
    534,863.15/802,288.64 = 130,057.65/x
  3. Step 3: Cross multiply
    534,863.15x = 802,288.64 × 130,057.65
  4. Step 4: Simplify right side
    534,863.15x = 104,343,774,489.81
  5. Step 5: Solve for x
    x = 104,343,774,489.81/534,863.15
  6. Step 6: Final answer
    x = 195,085.00

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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.