Home / 790,533.50-1,090,927.20-427,949.42

Finding the Fourth Proportional to 790,533.50, 1,090,927.20 and 427,949.42

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Solution

The fourth proportional to 790,533.50, 1,090,927.20 and 427,949.42 is: 590,565.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,533.50 : 1,090,927.20 = 427,949.42 : x
  2. Step 2: Convert to fraction form
    790,533.50/1,090,927.20 = 427,949.42/x
  3. Step 3: Cross multiply
    790,533.50x = 1,090,927.20 × 427,949.42
  4. Step 4: Simplify right side
    790,533.50x = 466,861,662,502.22
  5. Step 5: Solve for x
    x = 466,861,662,502.22/790,533.50
  6. Step 6: Final answer
    x = 590,565.31

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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.