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Finding the Fourth Proportional to 364,886.04, 547,295.63 and 258,725.42

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Solution

The fourth proportional to 364,886.04, 547,295.63 and 258,725.42 is: 388,064.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,886.04 : 547,295.63 = 258,725.42 : x
  2. Step 2: Convert to fraction form
    364,886.04/547,295.63 = 258,725.42/x
  3. Step 3: Cross multiply
    364,886.04x = 547,295.63 × 258,725.42
  4. Step 4: Simplify right side
    364,886.04x = 141,599,287,705.81
  5. Step 5: Solve for x
    x = 141,599,287,705.81/364,886.04
  6. Step 6: Final answer
    x = 388,064.42

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1.5x scale

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.