Home / 712,162.13-1,068,243.16-238,846.13

Finding the Fourth Proportional to 712,162.13, 1,068,243.16 and 238,846.13

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Solution

The fourth proportional to 712,162.13, 1,068,243.16 and 238,846.13 is: 358,269.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,162.13 : 1,068,243.16 = 238,846.13 : x
  2. Step 2: Convert to fraction form
    712,162.13/1,068,243.16 = 238,846.13/x
  3. Step 3: Cross multiply
    712,162.13x = 1,068,243.16 × 238,846.13
  4. Step 4: Simplify right side
    712,162.13x = 255,145,739,323.76
  5. Step 5: Solve for x
    x = 255,145,739,323.76/712,162.13
  6. Step 6: Final answer
    x = 358,269.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.