Home / 733,637.83-1,012,478.91-406,983.08

Finding the Fourth Proportional to 733,637.83, 1,012,478.91 and 406,983.08

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Solution

The fourth proportional to 733,637.83, 1,012,478.91 and 406,983.08 is: 561,669.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,637.83 : 1,012,478.91 = 406,983.08 : x
  2. Step 2: Convert to fraction form
    733,637.83/1,012,478.91 = 406,983.08/x
  3. Step 3: Cross multiply
    733,637.83x = 1,012,478.91 × 406,983.08
  4. Step 4: Simplify right side
    733,637.83x = 412,061,789,665.77
  5. Step 5: Solve for x
    x = 412,061,789,665.77/733,637.83
  6. Step 6: Final answer
    x = 561,669.22

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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.