Home / 307,599.20-461,312.40-97,301.60

Finding the Fourth Proportional to 307,599.20, 461,312.40 and 97,301.60

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Solution

The fourth proportional to 307,599.20, 461,312.40 and 97,301.60 is: 145,925.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,599.20 : 461,312.40 = 97,301.60 : x
  2. Step 2: Convert to fraction form
    307,599.20/461,312.40 = 97,301.60/x
  3. Step 3: Cross multiply
    307,599.20x = 461,312.40 × 97,301.60
  4. Step 4: Simplify right side
    307,599.20x = 44,886,434,619.84
  5. Step 5: Solve for x
    x = 44,886,434,619.84/307,599.20
  6. Step 6: Final answer
    x = 145,925.07

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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.