Home / 913,244.36-1,369,852.29-314,210.75

Finding the Fourth Proportional to 913,244.36, 1,369,852.29 and 314,210.75

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Solution

The fourth proportional to 913,244.36, 1,369,852.29 and 314,210.75 is: 471,311.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,244.36 : 1,369,852.29 = 314,210.75 : x
  2. Step 2: Convert to fraction form
    913,244.36/1,369,852.29 = 314,210.75/x
  3. Step 3: Cross multiply
    913,244.36x = 1,369,852.29 × 314,210.75
  4. Step 4: Simplify right side
    913,244.36x = 430,422,308,580.86
  5. Step 5: Solve for x
    x = 430,422,308,580.86/913,244.36
  6. Step 6: Final answer
    x = 471,311.22

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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.