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Finding the Fourth Proportional to 362,706.80, 508,314.40 and 362,706.80

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Solution

The fourth proportional to 362,706.80, 508,314.40 and 362,706.80 is: 508,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,706.80 : 508,314.40 = 362,706.80 : x
  2. Step 2: Convert to fraction form
    362,706.80/508,314.40 = 362,706.80/x
  3. Step 3: Cross multiply
    362,706.80x = 508,314.40 × 362,706.80
  4. Step 4: Simplify right side
    362,706.80x = 184,369,089,417.92
  5. Step 5: Solve for x
    x = 184,369,089,417.92/362,706.80
  6. Step 6: Final answer
    x = 508,314.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.