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Finding the Fourth Proportional to 607,348.70, 910,929.62 and 202,548.02

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Solution

The fourth proportional to 607,348.70, 910,929.62 and 202,548.02 is: 303,790.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,348.70 : 910,929.62 = 202,548.02 : x
  2. Step 2: Convert to fraction form
    607,348.70/910,929.62 = 202,548.02/x
  3. Step 3: Cross multiply
    607,348.70x = 910,929.62 × 202,548.02
  4. Step 4: Simplify right side
    607,348.70x = 184,506,990,890.35
  5. Step 5: Solve for x
    x = 184,506,990,890.35/607,348.70
  6. Step 6: Final answer
    x = 303,790.87

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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.