Home / 790,256.83-1,090,555.75-427,681.01

Finding the Fourth Proportional to 790,256.83, 1,090,555.75 and 427,681.01

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Solution

The fourth proportional to 790,256.83, 1,090,555.75 and 427,681.01 is: 590,200.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,256.83 : 1,090,555.75 = 427,681.01 : x
  2. Step 2: Convert to fraction form
    790,256.83/1,090,555.75 = 427,681.01/x
  3. Step 3: Cross multiply
    790,256.83x = 1,090,555.75 × 427,681.01
  4. Step 4: Simplify right side
    790,256.83x = 466,409,987,882.30
  5. Step 5: Solve for x
    x = 466,409,987,882.30/790,256.83
  6. Step 6: Final answer
    x = 590,200.51

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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.