Home / 292,903.08-439,442.30-152,760.36

Finding the Fourth Proportional to 292,903.08, 439,442.30 and 152,760.36

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Solution

The fourth proportional to 292,903.08, 439,442.30 and 152,760.36 is: 229,186.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,903.08 : 439,442.30 = 152,760.36 : x
  2. Step 2: Convert to fraction form
    292,903.08/439,442.30 = 152,760.36/x
  3. Step 3: Cross multiply
    292,903.08x = 439,442.30 × 152,760.36
  4. Step 4: Simplify right side
    292,903.08x = 67,129,363,947.23
  5. Step 5: Solve for x
    x = 67,129,363,947.23/292,903.08
  6. Step 6: Final answer
    x = 229,186.27

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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.