Home / 413,256.08-619,669.02-146,977.76

Finding the Fourth Proportional to 413,256.08, 619,669.02 and 146,977.76

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Solution

The fourth proportional to 413,256.08, 619,669.02 and 146,977.76 is: 220,390.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,256.08 : 619,669.02 = 146,977.76 : x
  2. Step 2: Convert to fraction form
    413,256.08/619,669.02 = 146,977.76/x
  3. Step 3: Cross multiply
    413,256.08x = 619,669.02 × 146,977.76
  4. Step 4: Simplify right side
    413,256.08x = 91,077,564,501.00
  5. Step 5: Solve for x
    x = 91,077,564,501.00/413,256.08
  6. Step 6: Final answer
    x = 220,390.14

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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.