Home / 945,437.48-1,418,161.42-235,465.53

Finding the Fourth Proportional to 945,437.48, 1,418,161.42 and 235,465.53

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Solution

The fourth proportional to 945,437.48, 1,418,161.42 and 235,465.53 is: 353,199.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,437.48 : 1,418,161.42 = 235,465.53 : x
  2. Step 2: Convert to fraction form
    945,437.48/1,418,161.42 = 235,465.53/x
  3. Step 3: Cross multiply
    945,437.48x = 1,418,161.42 × 235,465.53
  4. Step 4: Simplify right side
    945,437.48x = 333,928,122,117.72
  5. Step 5: Solve for x
    x = 333,928,122,117.72/945,437.48
  6. Step 6: Final answer
    x = 353,199.58

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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.