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Finding the Fourth Proportional to 973,649.48, 1,459,168.74 and 757,768.89

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Solution

The fourth proportional to 973,649.48, 1,459,168.74 and 757,768.89 is: 1,135,637.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,649.48 : 1,459,168.74 = 757,768.89 : x
  2. Step 2: Convert to fraction form
    973,649.48/1,459,168.74 = 757,768.89/x
  3. Step 3: Cross multiply
    973,649.48x = 1,459,168.74 × 757,768.89
  4. Step 4: Simplify right side
    973,649.48x = 1,105,712,676,432.50
  5. Step 5: Solve for x
    x = 1,105,712,676,432.50/973,649.48
  6. Step 6: Final answer
    x = 1,135,637.31

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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.