Home / 798,089.45-1,101,386.84-435,536.72

Finding the Fourth Proportional to 798,089.45, 1,101,386.84 and 435,536.72

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Solution

The fourth proportional to 798,089.45, 1,101,386.84 and 435,536.72 is: 601,053.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,089.45 : 1,101,386.84 = 435,536.72 : x
  2. Step 2: Convert to fraction form
    798,089.45/1,101,386.84 = 435,536.72/x
  3. Step 3: Cross multiply
    798,089.45x = 1,101,386.84 × 435,536.72
  4. Step 4: Simplify right side
    798,089.45x = 479,694,406,510.04
  5. Step 5: Solve for x
    x = 479,694,406,510.04/798,089.45
  6. Step 6: Final answer
    x = 601,053.44

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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.