Home / 798,487.80-1,101,929.84-435,926.94

Finding the Fourth Proportional to 798,487.80, 1,101,929.84 and 435,926.94

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Solution

The fourth proportional to 798,487.80, 1,101,929.84 and 435,926.94 is: 601,588.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,487.80 : 1,101,929.84 = 435,926.94 : x
  2. Step 2: Convert to fraction form
    798,487.80/1,101,929.84 = 435,926.94/x
  3. Step 3: Cross multiply
    798,487.80x = 1,101,929.84 × 435,926.94
  4. Step 4: Simplify right side
    798,487.80x = 480,360,903,245.89
  5. Step 5: Solve for x
    x = 480,360,903,245.89/798,487.80
  6. Step 6: Final answer
    x = 601,588.28

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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.