Home / 314,110.02-433,478.85-170,877.78

Finding the Fourth Proportional to 314,110.02, 433,478.85 and 170,877.78

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Solution

The fourth proportional to 314,110.02, 433,478.85 and 170,877.78 is: 235,815.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,110.02 : 433,478.85 = 170,877.78 : x
  2. Step 2: Convert to fraction form
    314,110.02/433,478.85 = 170,877.78/x
  3. Step 3: Cross multiply
    314,110.02x = 433,478.85 × 170,877.78
  4. Step 4: Simplify right side
    314,110.02x = 74,071,903,564.95
  5. Step 5: Solve for x
    x = 74,071,903,564.95/314,110.02
  6. Step 6: Final answer
    x = 235,815.16

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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.