Home / 314,255.06-433,681.82-178,294.74

Finding the Fourth Proportional to 314,255.06, 433,681.82 and 178,294.74

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Solution

The fourth proportional to 314,255.06, 433,681.82 and 178,294.74 is: 246,052.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,255.06 : 433,681.82 = 178,294.74 : x
  2. Step 2: Convert to fraction form
    314,255.06/433,681.82 = 178,294.74/x
  3. Step 3: Cross multiply
    314,255.06x = 433,681.82 × 178,294.74
  4. Step 4: Simplify right side
    314,255.06x = 77,323,185,490.45
  5. Step 5: Solve for x
    x = 77,323,185,490.45/314,255.06
  6. Step 6: Final answer
    x = 246,052.32

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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.