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Finding the Fourth Proportional to 456,047.58, 684,087.62 and 156,526.08

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Solution

The fourth proportional to 456,047.58, 684,087.62 and 156,526.08 is: 234,794.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,047.58 : 684,087.62 = 156,526.08 : x
  2. Step 2: Convert to fraction form
    456,047.58/684,087.62 = 156,526.08/x
  3. Step 3: Cross multiply
    456,047.58x = 684,087.62 × 156,526.08
  4. Step 4: Simplify right side
    456,047.58x = 107,077,552,752.50
  5. Step 5: Solve for x
    x = 107,077,552,752.50/456,047.58
  6. Step 6: Final answer
    x = 234,794.70

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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.