Home / 832,303.96-1,148,571.30-450,322.36

Finding the Fourth Proportional to 832,303.96, 1,148,571.30 and 450,322.36

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Solution

The fourth proportional to 832,303.96, 1,148,571.30 and 450,322.36 is: 621,440.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,303.96 : 1,148,571.30 = 450,322.36 : x
  2. Step 2: Convert to fraction form
    832,303.96/1,148,571.30 = 450,322.36/x
  3. Step 3: Cross multiply
    832,303.96x = 1,148,571.30 × 450,322.36
  4. Step 4: Simplify right side
    832,303.96x = 517,227,338,444.27
  5. Step 5: Solve for x
    x = 517,227,338,444.27/832,303.96
  6. Step 6: Final answer
    x = 621,440.44

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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.