Home / 314,460.02-433,955.37-171,220.64

Finding the Fourth Proportional to 314,460.02, 433,955.37 and 171,220.64

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Solution

The fourth proportional to 314,460.02, 433,955.37 and 171,220.64 is: 236,284.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,460.02 : 433,955.37 = 171,220.64 : x
  2. Step 2: Convert to fraction form
    314,460.02/433,955.37 = 171,220.64/x
  3. Step 3: Cross multiply
    314,460.02x = 433,955.37 × 171,220.64
  4. Step 4: Simplify right side
    314,460.02x = 74,302,114,655.14
  5. Step 5: Solve for x
    x = 74,302,114,655.14/314,460.02
  6. Step 6: Final answer
    x = 236,284.77

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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.