Home / 832,278.96-1,148,536.80-450,297.36

Finding the Fourth Proportional to 832,278.96, 1,148,536.80 and 450,297.36

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Solution

The fourth proportional to 832,278.96, 1,148,536.80 and 450,297.36 is: 621,405.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,278.96 : 1,148,536.80 = 450,297.36 : x
  2. Step 2: Convert to fraction form
    832,278.96/1,148,536.80 = 450,297.36/x
  3. Step 3: Cross multiply
    832,278.96x = 1,148,536.80 × 450,297.36
  4. Step 4: Simplify right side
    832,278.96x = 517,183,088,902.85
  5. Step 5: Solve for x
    x = 517,183,088,902.85/832,278.96
  6. Step 6: Final answer
    x = 621,405.94

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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.