Home / 984,243.86-1,476,225.61-310,237.57

Finding the Fourth Proportional to 984,243.86, 1,476,225.61 and 310,237.57

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Solution

The fourth proportional to 984,243.86, 1,476,225.61 and 310,237.57 is: 465,312.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,243.86 : 1,476,225.61 = 310,237.57 : x
  2. Step 2: Convert to fraction form
    984,243.86/1,476,225.61 = 310,237.57/x
  3. Step 3: Cross multiply
    984,243.86x = 1,476,225.61 × 310,237.57
  4. Step 4: Simplify right side
    984,243.86x = 457,980,644,466.98
  5. Step 5: Solve for x
    x = 457,980,644,466.98/984,243.86
  6. Step 6: Final answer
    x = 465,312.17

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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.