Home / 427,707.02-590,254.30-236,720.36

Finding the Fourth Proportional to 427,707.02, 590,254.30 and 236,720.36

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Solution

The fourth proportional to 427,707.02, 590,254.30 and 236,720.36 is: 326,684.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,707.02 : 590,254.30 = 236,720.36 : x
  2. Step 2: Convert to fraction form
    427,707.02/590,254.30 = 236,720.36/x
  3. Step 3: Cross multiply
    427,707.02x = 590,254.30 × 236,720.36
  4. Step 4: Simplify right side
    427,707.02x = 139,725,210,387.55
  5. Step 5: Solve for x
    x = 139,725,210,387.55/427,707.02
  6. Step 6: Final answer
    x = 326,684.40

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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.