Home / 879,369.22-1,318,157.16-346,594.42

Finding the Fourth Proportional to 879,369.22, 1,318,157.16 and 346,594.42

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Solution

The fourth proportional to 879,369.22, 1,318,157.16 and 346,594.42 is: 519,538.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,369.22 : 1,318,157.16 = 346,594.42 : x
  2. Step 2: Convert to fraction form
    879,369.22/1,318,157.16 = 346,594.42/x
  3. Step 3: Cross multiply
    879,369.22x = 1,318,157.16 × 346,594.42
  4. Step 4: Simplify right side
    879,369.22x = 456,865,916,339.05
  5. Step 5: Solve for x
    x = 456,865,916,339.05/879,369.22
  6. Step 6: Final answer
    x = 519,538.22

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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.