Home / 869,656.86-1,199,618.07-546,855.90

Finding the Fourth Proportional to 869,656.86, 1,199,618.07 and 546,855.90

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Solution

The fourth proportional to 869,656.86, 1,199,618.07 and 546,855.90 is: 754,341.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,656.86 : 1,199,618.07 = 546,855.90 : x
  2. Step 2: Convert to fraction form
    869,656.86/1,199,618.07 = 546,855.90/x
  3. Step 3: Cross multiply
    869,656.86x = 1,199,618.07 × 546,855.90
  4. Step 4: Simplify right side
    869,656.86x = 656,018,219,326.11
  5. Step 5: Solve for x
    x = 656,018,219,326.11/869,656.86
  6. Step 6: Final answer
    x = 754,341.45

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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.