Home / 355,206.80-532,438.02-165,510.77

Finding the Fourth Proportional to 355,206.80, 532,438.02 and 165,510.77

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Solution

The fourth proportional to 355,206.80, 532,438.02 and 165,510.77 is: 248,092.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,206.80 : 532,438.02 = 165,510.77 : x
  2. Step 2: Convert to fraction form
    355,206.80/532,438.02 = 165,510.77/x
  3. Step 3: Cross multiply
    355,206.80x = 532,438.02 × 165,510.77
  4. Step 4: Simplify right side
    355,206.80x = 88,124,226,667.48
  5. Step 5: Solve for x
    x = 88,124,226,667.48/355,206.80
  6. Step 6: Final answer
    x = 248,092.74

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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.