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Finding the Fourth Proportional to 609,504.65, 841,122.60 and 367,740.51

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Solution

The fourth proportional to 609,504.65, 841,122.60 and 367,740.51 is: 507,485.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,504.65 : 841,122.60 = 367,740.51 : x
  2. Step 2: Convert to fraction form
    609,504.65/841,122.60 = 367,740.51/x
  3. Step 3: Cross multiply
    609,504.65x = 841,122.60 × 367,740.51
  4. Step 4: Simplify right side
    609,504.65x = 309,314,849,363.29
  5. Step 5: Solve for x
    x = 309,314,849,363.29/609,504.65
  6. Step 6: Final answer
    x = 507,485.63

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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.