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Finding the Fourth Proportional to 364,095.40, 546,143.10 and 238,124.20

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Solution

The fourth proportional to 364,095.40, 546,143.10 and 238,124.20 is: 357,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,095.40 : 546,143.10 = 238,124.20 : x
  2. Step 2: Convert to fraction form
    364,095.40/546,143.10 = 238,124.20/x
  3. Step 3: Cross multiply
    364,095.40x = 546,143.10 × 238,124.20
  4. Step 4: Simplify right side
    364,095.40x = 130,049,888,773.02
  5. Step 5: Solve for x
    x = 130,049,888,773.02/364,095.40
  6. Step 6: Final answer
    x = 357,186.30

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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.