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Finding the Fourth Proportional to 670,743.48, 925,599.18 and 364,820.07

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Solution

The fourth proportional to 670,743.48, 925,599.18 and 364,820.07 is: 503,437.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,743.48 : 925,599.18 = 364,820.07 : x
  2. Step 2: Convert to fraction form
    670,743.48/925,599.18 = 364,820.07/x
  3. Step 3: Cross multiply
    670,743.48x = 925,599.18 × 364,820.07
  4. Step 4: Simplify right side
    670,743.48x = 337,677,157,639.54
  5. Step 5: Solve for x
    x = 337,677,157,639.54/670,743.48
  6. Step 6: Final answer
    x = 503,437.11

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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.