Home / 822,461.85-1,232,325.90-791,362.71

Finding the Fourth Proportional to 822,461.85, 1,232,325.90 and 791,362.71

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Solution

The fourth proportional to 822,461.85, 1,232,325.90 and 791,362.71 is: 1,185,728.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,461.85 : 1,232,325.90 = 791,362.71 : x
  2. Step 2: Convert to fraction form
    822,461.85/1,232,325.90 = 791,362.71/x
  3. Step 3: Cross multiply
    822,461.85x = 1,232,325.90 × 791,362.71
  4. Step 4: Simplify right side
    822,461.85x = 975,216,763,827.19
  5. Step 5: Solve for x
    x = 975,216,763,827.19/822,461.85
  6. Step 6: Final answer
    x = 1,185,728.87

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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.