Home / 668,495.76-1,002,636.18-195,070.20

Finding the Fourth Proportional to 668,495.76, 1,002,636.18 and 195,070.20

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Solution

The fourth proportional to 668,495.76, 1,002,636.18 and 195,070.20 is: 292,573.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,495.76 : 1,002,636.18 = 195,070.20 : x
  2. Step 2: Convert to fraction form
    668,495.76/1,002,636.18 = 195,070.20/x
  3. Step 3: Cross multiply
    668,495.76x = 1,002,636.18 × 195,070.20
  4. Step 4: Simplify right side
    668,495.76x = 195,584,440,159.84
  5. Step 5: Solve for x
    x = 195,584,440,159.84/668,495.76
  6. Step 6: Final answer
    x = 292,573.94

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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.