Home / 832,808.70-1,149,275.79-450,835.20

Finding the Fourth Proportional to 832,808.70, 1,149,275.79 and 450,835.20

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Solution

The fourth proportional to 832,808.70, 1,149,275.79 and 450,835.20 is: 622,152.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,808.70 : 1,149,275.79 = 450,835.20 : x
  2. Step 2: Convert to fraction form
    832,808.70/1,149,275.79 = 450,835.20/x
  3. Step 3: Cross multiply
    832,808.70x = 1,149,275.79 × 450,835.20
  4. Step 4: Simplify right side
    832,808.70x = 518,133,980,639.81
  5. Step 5: Solve for x
    x = 518,133,980,639.81/832,808.70
  6. Step 6: Final answer
    x = 622,152.46

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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.