Home / 314,021.98-433,341.06-178,068.34

Finding the Fourth Proportional to 314,021.98, 433,341.06 and 178,068.34

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Solution

The fourth proportional to 314,021.98, 433,341.06 and 178,068.34 is: 245,729.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,021.98 : 433,341.06 = 178,068.34 : x
  2. Step 2: Convert to fraction form
    314,021.98/433,341.06 = 178,068.34/x
  3. Step 3: Cross multiply
    314,021.98x = 433,341.06 × 178,068.34
  4. Step 4: Simplify right side
    314,021.98x = 77,164,323,208.04
  5. Step 5: Solve for x
    x = 77,164,323,208.04/314,021.98
  6. Step 6: Final answer
    x = 245,729.05

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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.