Home / 340,440.52-469,804.08-187,475.62

Finding the Fourth Proportional to 340,440.52, 469,804.08 and 187,475.62

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Solution

The fourth proportional to 340,440.52, 469,804.08 and 187,475.62 is: 258,714.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,440.52 : 469,804.08 = 187,475.62 : x
  2. Step 2: Convert to fraction form
    340,440.52/469,804.08 = 187,475.62/x
  3. Step 3: Cross multiply
    340,440.52x = 469,804.08 × 187,475.62
  4. Step 4: Simplify right side
    340,440.52x = 88,076,811,176.53
  5. Step 5: Solve for x
    x = 88,076,811,176.53/340,440.52
  6. Step 6: Final answer
    x = 258,714.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.