Home / 764,024.81-1,053,915.16-477,046.67

Finding the Fourth Proportional to 764,024.81, 1,053,915.16 and 477,046.67

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Solution

The fourth proportional to 764,024.81, 1,053,915.16 and 477,046.67 is: 658,050.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,024.81 : 1,053,915.16 = 477,046.67 : x
  2. Step 2: Convert to fraction form
    764,024.81/1,053,915.16 = 477,046.67/x
  3. Step 3: Cross multiply
    764,024.81x = 1,053,915.16 × 477,046.67
  4. Step 4: Simplify right side
    764,024.81x = 502,766,717,540.52
  5. Step 5: Solve for x
    x = 502,766,717,540.52/764,024.81
  6. Step 6: Final answer
    x = 658,050.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.