Home / 317,384.64-476,307-117,733.41

Finding the Fourth Proportional to 317,384.64, 476,307 and 117,733.41

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Solution

The fourth proportional to 317,384.64, 476,307 and 117,733.41 is: 176,685.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,384.64 : 476,307 = 117,733.41 : x
  2. Step 2: Convert to fraction form
    317,384.64/476,307 = 117,733.41/x
  3. Step 3: Cross multiply
    317,384.64x = 476,307 × 117,733.41
  4. Step 4: Simplify right side
    317,384.64x = 56,077,247,316.87
  5. Step 5: Solve for x
    x = 56,077,247,316.87/317,384.64
  6. Step 6: Final answer
    x = 176,685.45

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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.