Home / 1,210,167.40-1,815,056.70-368,523.40

Finding the Fourth Proportional to 1,210,167.40, 1,815,056.70 and 368,523.40

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Solution

The fourth proportional to 1,210,167.40, 1,815,056.70 and 368,523.40 is: 552,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,167.40 : 1,815,056.70 = 368,523.40 : x
  2. Step 2: Convert to fraction form
    1,210,167.40/1,815,056.70 = 368,523.40/x
  3. Step 3: Cross multiply
    1,210,167.40x = 1,815,056.70 × 368,523.40
  4. Step 4: Simplify right side
    1,210,167.40x = 668,890,866,276.78
  5. Step 5: Solve for x
    x = 668,890,866,276.78/1,210,167.40
  6. Step 6: Final answer
    x = 552,725.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.