Home / 648,035.10-971,566.65-332,718.30

Finding the Fourth Proportional to 648,035.10, 971,566.65 and 332,718.30

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Solution

The fourth proportional to 648,035.10, 971,566.65 and 332,718.30 is: 498,827.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,035.10 : 971,566.65 = 332,718.30 : x
  2. Step 2: Convert to fraction form
    648,035.10/971,566.65 = 332,718.30/x
  3. Step 3: Cross multiply
    648,035.10x = 971,566.65 × 332,718.30
  4. Step 4: Simplify right side
    648,035.10x = 323,258,004,124.70
  5. Step 5: Solve for x
    x = 323,258,004,124.70/648,035.10
  6. Step 6: Final answer
    x = 498,827.92

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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.