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Finding the Fourth Proportional to 1,174,674.04, 1,762,139 and 375,767.80

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Solution

The fourth proportional to 1,174,674.04, 1,762,139 and 375,767.80 is: 563,692.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,674.04 : 1,762,139 = 375,767.80 : x
  2. Step 2: Convert to fraction form
    1,174,674.04/1,762,139 = 375,767.80/x
  3. Step 3: Cross multiply
    1,174,674.04x = 1,762,139 × 375,767.80
  4. Step 4: Simplify right side
    1,174,674.04x = 662,155,095,324.20
  5. Step 5: Solve for x
    x = 662,155,095,324.20/1,174,674.04
  6. Step 6: Final answer
    x = 563,692.63

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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.