Home / 316,385.64-436,570.02-182,223.72

Finding the Fourth Proportional to 316,385.64, 436,570.02 and 182,223.72

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Solution

The fourth proportional to 316,385.64, 436,570.02 and 182,223.72 is: 251,444.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,385.64 : 436,570.02 = 182,223.72 : x
  2. Step 2: Convert to fraction form
    316,385.64/436,570.02 = 182,223.72/x
  3. Step 3: Cross multiply
    316,385.64x = 436,570.02 × 182,223.72
  4. Step 4: Simplify right side
    316,385.64x = 79,553,413,084.87
  5. Step 5: Solve for x
    x = 79,553,413,084.87/316,385.64
  6. Step 6: Final answer
    x = 251,444.45

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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.