Home / 718,089.44-1,077,017.45-339,009.44

Finding the Fourth Proportional to 718,089.44, 1,077,017.45 and 339,009.44

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Solution

The fourth proportional to 718,089.44, 1,077,017.45 and 339,009.44 is: 508,459.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,089.44 : 1,077,017.45 = 339,009.44 : x
  2. Step 2: Convert to fraction form
    718,089.44/1,077,017.45 = 339,009.44/x
  3. Step 3: Cross multiply
    718,089.44x = 1,077,017.45 × 339,009.44
  4. Step 4: Simplify right side
    718,089.44x = 365,119,075,514.59
  5. Step 5: Solve for x
    x = 365,119,075,514.59/718,089.44
  6. Step 6: Final answer
    x = 508,459.05

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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.