Home / 849,346.56-1,172,029.44-467,312.64

Finding the Fourth Proportional to 849,346.56, 1,172,029.44 and 467,312.64

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Solution

The fourth proportional to 849,346.56, 1,172,029.44 and 467,312.64 is: 644,853.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,346.56 : 1,172,029.44 = 467,312.64 : x
  2. Step 2: Convert to fraction form
    849,346.56/1,172,029.44 = 467,312.64/x
  3. Step 3: Cross multiply
    849,346.56x = 1,172,029.44 × 467,312.64
  4. Step 4: Simplify right side
    849,346.56x = 547,704,171,764.12
  5. Step 5: Solve for x
    x = 547,704,171,764.12/849,346.56
  6. Step 6: Final answer
    x = 644,853.58

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1.5x scale

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.