Home / 832,290.96-1,148,553.36-450,309.36

Finding the Fourth Proportional to 832,290.96, 1,148,553.36 and 450,309.36

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Solution

The fourth proportional to 832,290.96, 1,148,553.36 and 450,309.36 is: 621,422.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,290.96 : 1,148,553.36 = 450,309.36 : x
  2. Step 2: Convert to fraction form
    832,290.96/1,148,553.36 = 450,309.36/x
  3. Step 3: Cross multiply
    832,290.96x = 1,148,553.36 × 450,309.36
  4. Step 4: Simplify right side
    832,290.96x = 517,204,328,467.45
  5. Step 5: Solve for x
    x = 517,204,328,467.45/832,290.96
  6. Step 6: Final answer
    x = 621,422.50

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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.