Home / 1,314,314.80-1,971,248.64-367,465.30

Finding the Fourth Proportional to 1,314,314.80, 1,971,248.64 and 367,465.30

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Solution

The fourth proportional to 1,314,314.80, 1,971,248.64 and 367,465.30 is: 551,135.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,314.80 : 1,971,248.64 = 367,465.30 : x
  2. Step 2: Convert to fraction form
    1,314,314.80/1,971,248.64 = 367,465.30/x
  3. Step 3: Cross multiply
    1,314,314.80x = 1,971,248.64 × 367,465.30
  4. Step 4: Simplify right side
    1,314,314.80x = 724,365,472,872.19
  5. Step 5: Solve for x
    x = 724,365,472,872.19/1,314,314.80
  6. Step 6: Final answer
    x = 551,135.45

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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.