Home / 314,026.08-433,346.72-178,072.40

Finding the Fourth Proportional to 314,026.08, 433,346.72 and 178,072.40

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Solution

The fourth proportional to 314,026.08, 433,346.72 and 178,072.40 is: 245,734.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,026.08 : 433,346.72 = 178,072.40 : x
  2. Step 2: Convert to fraction form
    314,026.08/433,346.72 = 178,072.40/x
  3. Step 3: Cross multiply
    314,026.08x = 433,346.72 × 178,072.40
  4. Step 4: Simplify right side
    314,026.08x = 77,167,090,462.53
  5. Step 5: Solve for x
    x = 77,167,090,462.53/314,026.08
  6. Step 6: Final answer
    x = 245,734.66

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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.