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Finding the Fourth Proportional to 670,122.79, 924,776.61 and 364,199.16

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Solution

The fourth proportional to 670,122.79, 924,776.61 and 364,199.16 is: 502,598.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,122.79 : 924,776.61 = 364,199.16 : x
  2. Step 2: Convert to fraction form
    670,122.79/924,776.61 = 364,199.16/x
  3. Step 3: Cross multiply
    670,122.79x = 924,776.61 × 364,199.16
  4. Step 4: Simplify right side
    670,122.79x = 336,802,864,549.65
  5. Step 5: Solve for x
    x = 336,802,864,549.65/670,122.79
  6. Step 6: Final answer
    x = 502,598.73

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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.