Home / 764,885.28-1,147,459.20-232,460.16

Finding the Fourth Proportional to 764,885.28, 1,147,459.20 and 232,460.16

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Solution

The fourth proportional to 764,885.28, 1,147,459.20 and 232,460.16 is: 348,730.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,885.28 : 1,147,459.20 = 232,460.16 : x
  2. Step 2: Convert to fraction form
    764,885.28/1,147,459.20 = 232,460.16/x
  3. Step 3: Cross multiply
    764,885.28x = 1,147,459.20 × 232,460.16
  4. Step 4: Simplify right side
    764,885.28x = 266,738,549,225.47
  5. Step 5: Solve for x
    x = 266,738,549,225.47/764,885.28
  6. Step 6: Final answer
    x = 348,730.14

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Double scale
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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.