Home / 516,563.76-772,579.38-460,036.26

Finding the Fourth Proportional to 516,563.76, 772,579.38 and 460,036.26

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Solution

The fourth proportional to 516,563.76, 772,579.38 and 460,036.26 is: 688,036.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,563.76 : 772,579.38 = 460,036.26 : x
  2. Step 2: Convert to fraction form
    516,563.76/772,579.38 = 460,036.26/x
  3. Step 3: Cross multiply
    516,563.76x = 772,579.38 × 460,036.26
  4. Step 4: Simplify right side
    516,563.76x = 355,414,528,528.32
  5. Step 5: Solve for x
    x = 355,414,528,528.32/516,563.76
  6. Step 6: Final answer
    x = 688,036.13

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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.