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Finding the Fourth Proportional to 608,254.86, 839,386.62 and 350,182.38

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Solution

The fourth proportional to 608,254.86, 839,386.62 and 350,182.38 is: 483,248.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,254.86 : 839,386.62 = 350,182.38 : x
  2. Step 2: Convert to fraction form
    608,254.86/839,386.62 = 350,182.38/x
  3. Step 3: Cross multiply
    608,254.86x = 839,386.62 × 350,182.38
  4. Step 4: Simplify right side
    608,254.86x = 293,938,404,331.76
  5. Step 5: Solve for x
    x = 293,938,404,331.76/608,254.86
  6. Step 6: Final answer
    x = 483,248.76

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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.