Home / 923,931.64-1,385,946.34-292,894.68

Finding the Fourth Proportional to 923,931.64, 1,385,946.34 and 292,894.68

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Solution

The fourth proportional to 923,931.64, 1,385,946.34 and 292,894.68 is: 439,357.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,931.64 : 1,385,946.34 = 292,894.68 : x
  2. Step 2: Convert to fraction form
    923,931.64/1,385,946.34 = 292,894.68/x
  3. Step 3: Cross multiply
    923,931.64x = 1,385,946.34 × 292,894.68
  4. Step 4: Simplify right side
    923,931.64x = 405,936,309,751.47
  5. Step 5: Solve for x
    x = 405,936,309,751.47/923,931.64
  6. Step 6: Final answer
    x = 439,357.52

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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.