Home / 746,667.60-1,120,001.40-613,807.35

Finding the Fourth Proportional to 746,667.60, 1,120,001.40 and 613,807.35

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Solution

The fourth proportional to 746,667.60, 1,120,001.40 and 613,807.35 is: 920,711.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,667.60 : 1,120,001.40 = 613,807.35 : x
  2. Step 2: Convert to fraction form
    746,667.60/1,120,001.40 = 613,807.35/x
  3. Step 3: Cross multiply
    746,667.60x = 1,120,001.40 × 613,807.35
  4. Step 4: Simplify right side
    746,667.60x = 687,465,091,330.29
  5. Step 5: Solve for x
    x = 687,465,091,330.29/746,667.60
  6. Step 6: Final answer
    x = 920,711.03

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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.