Home / 1,123,750.64-1,685,274.60-375,621.68

Finding the Fourth Proportional to 1,123,750.64, 1,685,274.60 and 375,621.68

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Solution

The fourth proportional to 1,123,750.64, 1,685,274.60 and 375,621.68 is: 563,315.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,750.64 : 1,685,274.60 = 375,621.68 : x
  2. Step 2: Convert to fraction form
    1,123,750.64/1,685,274.60 = 375,621.68/x
  3. Step 3: Cross multiply
    1,123,750.64x = 1,685,274.60 × 375,621.68
  4. Step 4: Simplify right side
    1,123,750.64x = 633,025,676,513.33
  5. Step 5: Solve for x
    x = 633,025,676,513.33/1,123,750.64
  6. Step 6: Final answer
    x = 563,315.08

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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.