Home / 771,594.64-1,157,380.08-210,627.52

Finding the Fourth Proportional to 771,594.64, 1,157,380.08 and 210,627.52

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Solution

The fourth proportional to 771,594.64, 1,157,380.08 and 210,627.52 is: 315,938.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,594.64 : 1,157,380.08 = 210,627.52 : x
  2. Step 2: Convert to fraction form
    771,594.64/1,157,380.08 = 210,627.52/x
  3. Step 3: Cross multiply
    771,594.64x = 1,157,380.08 × 210,627.52
  4. Step 4: Simplify right side
    771,594.64x = 243,776,095,947.80
  5. Step 5: Solve for x
    x = 243,776,095,947.80/771,594.64
  6. Step 6: Final answer
    x = 315,938.04

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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.