Home / 997,612.20-1,496,126.70-357,841.80

Finding the Fourth Proportional to 997,612.20, 1,496,126.70 and 357,841.80

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Solution

The fourth proportional to 997,612.20, 1,496,126.70 and 357,841.80 is: 536,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,612.20 : 1,496,126.70 = 357,841.80 : x
  2. Step 2: Convert to fraction form
    997,612.20/1,496,126.70 = 357,841.80/x
  3. Step 3: Cross multiply
    997,612.20x = 1,496,126.70 × 357,841.80
  4. Step 4: Simplify right side
    997,612.20x = 535,376,671,356.06
  5. Step 5: Solve for x
    x = 535,376,671,356.06/997,612.20
  6. Step 6: Final answer
    x = 536,658.10

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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.