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Finding the Fourth Proportional to 586,884.42, 879,743.37 and 349,871.94

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Solution

The fourth proportional to 586,884.42, 879,743.37 and 349,871.94 is: 524,460.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,884.42 : 879,743.37 = 349,871.94 : x
  2. Step 2: Convert to fraction form
    586,884.42/879,743.37 = 349,871.94/x
  3. Step 3: Cross multiply
    586,884.42x = 879,743.37 × 349,871.94
  4. Step 4: Simplify right side
    586,884.42x = 307,797,519,564.04
  5. Step 5: Solve for x
    x = 307,797,519,564.04/586,884.42
  6. Step 6: Final answer
    x = 524,460.20

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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.