Home / 756,516.81-1,134,941.28-224,079.51

Finding the Fourth Proportional to 756,516.81, 1,134,941.28 and 224,079.51

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Solution

The fourth proportional to 756,516.81, 1,134,941.28 and 224,079.51 is: 336,168.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,516.81 : 1,134,941.28 = 224,079.51 : x
  2. Step 2: Convert to fraction form
    756,516.81/1,134,941.28 = 224,079.51/x
  3. Step 3: Cross multiply
    756,516.81x = 1,134,941.28 × 224,079.51
  4. Step 4: Simplify right side
    756,516.81x = 254,317,085,901.17
  5. Step 5: Solve for x
    x = 254,317,085,901.17/756,516.81
  6. Step 6: Final answer
    x = 336,168.45

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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.