Home / 912,013.16-1,368,019.26-238,088.63

Finding the Fourth Proportional to 912,013.16, 1,368,019.26 and 238,088.63

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Solution

The fourth proportional to 912,013.16, 1,368,019.26 and 238,088.63 is: 357,132.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,013.16 : 1,368,019.26 = 238,088.63 : x
  2. Step 2: Convert to fraction form
    912,013.16/1,368,019.26 = 238,088.63/x
  3. Step 3: Cross multiply
    912,013.16x = 1,368,019.26 × 238,088.63
  4. Step 4: Simplify right side
    912,013.16x = 325,709,834,847.06
  5. Step 5: Solve for x
    x = 325,709,834,847.06/912,013.16
  6. Step 6: Final answer
    x = 357,132.83

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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.