Home / 790,263.08-1,090,564.34-427,687.23

Finding the Fourth Proportional to 790,263.08, 1,090,564.34 and 427,687.23

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Solution

The fourth proportional to 790,263.08, 1,090,564.34 and 427,687.23 is: 590,209.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,263.08 : 1,090,564.34 = 427,687.23 : x
  2. Step 2: Convert to fraction form
    790,263.08/1,090,564.34 = 427,687.23/x
  3. Step 3: Cross multiply
    790,263.08x = 1,090,564.34 × 427,687.23
  4. Step 4: Simplify right side
    790,263.08x = 466,420,439,572.94
  5. Step 5: Solve for x
    x = 466,420,439,572.94/790,263.08
  6. Step 6: Final answer
    x = 590,209.08

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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.