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Finding the Fourth Proportional to 670,190.86, 924,869.54 and 364,267.94

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Solution

The fourth proportional to 670,190.86, 924,869.54 and 364,267.94 is: 502,693.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,190.86 : 924,869.54 = 364,267.94 : x
  2. Step 2: Convert to fraction form
    670,190.86/924,869.54 = 364,267.94/x
  3. Step 3: Cross multiply
    670,190.86x = 924,869.54 × 364,267.94
  4. Step 4: Simplify right side
    670,190.86x = 336,900,318,390.87
  5. Step 5: Solve for x
    x = 336,900,318,390.87/670,190.86
  6. Step 6: Final answer
    x = 502,693.10

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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.