Home / 371,070.81-556,604.85-134,358.13

Finding the Fourth Proportional to 371,070.81, 556,604.85 and 134,358.13

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Solution

The fourth proportional to 371,070.81, 556,604.85 and 134,358.13 is: 201,536.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,070.81 : 556,604.85 = 134,358.13 : x
  2. Step 2: Convert to fraction form
    371,070.81/556,604.85 = 134,358.13/x
  3. Step 3: Cross multiply
    371,070.81x = 556,604.85 × 134,358.13
  4. Step 4: Simplify right side
    371,070.81x = 74,784,386,794.93
  5. Step 5: Solve for x
    x = 74,784,386,794.93/371,070.81
  6. Step 6: Final answer
    x = 201,536.70

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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.