Home / 1,091,356.08-1,637,260.92-460,275.36

Finding the Fourth Proportional to 1,091,356.08, 1,637,260.92 and 460,275.36

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Solution

The fourth proportional to 1,091,356.08, 1,637,260.92 and 460,275.36 is: 690,508.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,356.08 : 1,637,260.92 = 460,275.36 : x
  2. Step 2: Convert to fraction form
    1,091,356.08/1,637,260.92 = 460,275.36/x
  3. Step 3: Cross multiply
    1,091,356.08x = 1,637,260.92 × 460,275.36
  4. Step 4: Simplify right side
    1,091,356.08x = 753,590,859,366.93
  5. Step 5: Solve for x
    x = 753,590,859,366.93/1,091,356.08
  6. Step 6: Final answer
    x = 690,508.69

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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.