Home / 1,018,059.40-1,526,700.30-307,851.40

Finding the Fourth Proportional to 1,018,059.40, 1,526,700.30 and 307,851.40

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Solution

The fourth proportional to 1,018,059.40, 1,526,700.30 and 307,851.40 is: 461,659.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,059.40 : 1,526,700.30 = 307,851.40 : x
  2. Step 2: Convert to fraction form
    1,018,059.40/1,526,700.30 = 307,851.40/x
  3. Step 3: Cross multiply
    1,018,059.40x = 1,526,700.30 × 307,851.40
  4. Step 4: Simplify right side
    1,018,059.40x = 469,996,824,735.42
  5. Step 5: Solve for x
    x = 469,996,824,735.42/1,018,059.40
  6. Step 6: Final answer
    x = 461,659.53

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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.