Home / 945,297.36-1,417,938.72-235,320.72

Finding the Fourth Proportional to 945,297.36, 1,417,938.72 and 235,320.72

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Solution

The fourth proportional to 945,297.36, 1,417,938.72 and 235,320.72 is: 352,979.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,297.36 : 1,417,938.72 = 235,320.72 : x
  2. Step 2: Convert to fraction form
    945,297.36/1,417,938.72 = 235,320.72/x
  3. Step 3: Cross multiply
    945,297.36x = 1,417,938.72 × 235,320.72
  4. Step 4: Simplify right side
    945,297.36x = 333,670,360,506.28
  5. Step 5: Solve for x
    x = 333,670,360,506.28/945,297.36
  6. Step 6: Final answer
    x = 352,979.26

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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.