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Finding the Fourth Proportional to 570,920.02, 787,769.48 and 325,792.86

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Solution

The fourth proportional to 570,920.02, 787,769.48 and 325,792.86 is: 449,537.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,920.02 : 787,769.48 = 325,792.86 : x
  2. Step 2: Convert to fraction form
    570,920.02/787,769.48 = 325,792.86/x
  3. Step 3: Cross multiply
    570,920.02x = 787,769.48 × 325,792.86
  4. Step 4: Simplify right side
    570,920.02x = 256,649,671,298.63
  5. Step 5: Solve for x
    x = 256,649,671,298.63/570,920.02
  6. Step 6: Final answer
    x = 449,537.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.