Home / 690,667.46-1,036,708.14-570,341.03

Finding the Fourth Proportional to 690,667.46, 1,036,708.14 and 570,341.03

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Solution

The fourth proportional to 690,667.46, 1,036,708.14 and 570,341.03 is: 856,095.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,667.46 : 1,036,708.14 = 570,341.03 : x
  2. Step 2: Convert to fraction form
    690,667.46/1,036,708.14 = 570,341.03/x
  3. Step 3: Cross multiply
    690,667.46x = 1,036,708.14 × 570,341.03
  4. Step 4: Simplify right side
    690,667.46x = 591,277,188,376.98
  5. Step 5: Solve for x
    x = 591,277,188,376.98/690,667.46
  6. Step 6: Final answer
    x = 856,095.33

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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.