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Finding the Fourth Proportional to 435,113, 600,493.94 and 253,883.32

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Solution

The fourth proportional to 435,113, 600,493.94 and 253,883.32 is: 350,381.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,113 : 600,493.94 = 253,883.32 : x
  2. Step 2: Convert to fraction form
    435,113/600,493.94 = 253,883.32/x
  3. Step 3: Cross multiply
    435,113x = 600,493.94 × 253,883.32
  4. Step 4: Simplify right side
    435,113x = 152,455,395,127.08
  5. Step 5: Solve for x
    x = 152,455,395,127.08/435,113
  6. Step 6: Final answer
    x = 350,381.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.