Home / 774,132.72-1,160,608.16-437,553.44

Finding the Fourth Proportional to 774,132.72, 1,160,608.16 and 437,553.44

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Solution

The fourth proportional to 774,132.72, 1,160,608.16 and 437,553.44 is: 655,996.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,132.72 : 1,160,608.16 = 437,553.44 : x
  2. Step 2: Convert to fraction form
    774,132.72/1,160,608.16 = 437,553.44/x
  3. Step 3: Cross multiply
    774,132.72x = 1,160,608.16 × 437,553.44
  4. Step 4: Simplify right side
    774,132.72x = 507,828,092,900.07
  5. Step 5: Solve for x
    x = 507,828,092,900.07/774,132.72
  6. Step 6: Final answer
    x = 655,996.16

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1.5x scale

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.