Home / 402,670.08-604,078.02-165,881.16

Finding the Fourth Proportional to 402,670.08, 604,078.02 and 165,881.16

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Solution

The fourth proportional to 402,670.08, 604,078.02 and 165,881.16 is: 248,851.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,670.08 : 604,078.02 = 165,881.16 : x
  2. Step 2: Convert to fraction form
    402,670.08/604,078.02 = 165,881.16/x
  3. Step 3: Cross multiply
    402,670.08x = 604,078.02 × 165,881.16
  4. Step 4: Simplify right side
    402,670.08x = 100,205,162,688.10
  5. Step 5: Solve for x
    x = 100,205,162,688.10/402,670.08
  6. Step 6: Final answer
    x = 248,851.77

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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.