Home / 822,973.20-1,135,807.56-460,417.20

Finding the Fourth Proportional to 822,973.20, 1,135,807.56 and 460,417.20

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Solution

The fourth proportional to 822,973.20, 1,135,807.56 and 460,417.20 is: 635,434.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,973.20 : 1,135,807.56 = 460,417.20 : x
  2. Step 2: Convert to fraction form
    822,973.20/1,135,807.56 = 460,417.20/x
  3. Step 3: Cross multiply
    822,973.20x = 1,135,807.56 × 460,417.20
  4. Step 4: Simplify right side
    822,973.20x = 522,945,336,514.03
  5. Step 5: Solve for x
    x = 522,945,336,514.03/822,973.20
  6. Step 6: Final answer
    x = 635,434.22

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1.5x scale

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.