Home / 307,503.40-461,302.62-130,011.16

Finding the Fourth Proportional to 307,503.40, 461,302.62 and 130,011.16

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Solution

The fourth proportional to 307,503.40, 461,302.62 and 130,011.16 is: 195,036.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,503.40 : 461,302.62 = 130,011.16 : x
  2. Step 2: Convert to fraction form
    307,503.40/461,302.62 = 130,011.16/x
  3. Step 3: Cross multiply
    307,503.40x = 461,302.62 × 130,011.16
  4. Step 4: Simplify right side
    307,503.40x = 59,974,488,737.24
  5. Step 5: Solve for x
    x = 59,974,488,737.24/307,503.40
  6. Step 6: Final answer
    x = 195,036.83

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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.