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Finding the Fourth Proportional to 670,495.87, 925,295.86 and 364,574.32

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Solution

The fourth proportional to 670,495.87, 925,295.86 and 364,574.32 is: 503,118.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,495.87 : 925,295.86 = 364,574.32 : x
  2. Step 2: Convert to fraction form
    670,495.87/925,295.86 = 364,574.32/x
  3. Step 3: Cross multiply
    670,495.87x = 925,295.86 × 364,574.32
  4. Step 4: Simplify right side
    670,495.87x = 337,339,110,254.85
  5. Step 5: Solve for x
    x = 337,339,110,254.85/670,495.87
  6. Step 6: Final answer
    x = 503,118.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.