Home / 756,636.22-1,132,952.01-456,715.90

Finding the Fourth Proportional to 756,636.22, 1,132,952.01 and 456,715.90

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Solution

The fourth proportional to 756,636.22, 1,132,952.01 and 456,715.90 is: 683,865.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,636.22 : 1,132,952.01 = 456,715.90 : x
  2. Step 2: Convert to fraction form
    756,636.22/1,132,952.01 = 456,715.90/x
  3. Step 3: Cross multiply
    756,636.22x = 1,132,952.01 × 456,715.90
  4. Step 4: Simplify right side
    756,636.22x = 517,437,196,903.96
  5. Step 5: Solve for x
    x = 517,437,196,903.96/756,636.22
  6. Step 6: Final answer
    x = 683,865.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.