Home / 1,011,817.60-1,517,812.80-346,969.60

Finding the Fourth Proportional to 1,011,817.60, 1,517,812.80 and 346,969.60

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Solution

The fourth proportional to 1,011,817.60, 1,517,812.80 and 346,969.60 is: 520,484.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,817.60 : 1,517,812.80 = 346,969.60 : x
  2. Step 2: Convert to fraction form
    1,011,817.60/1,517,812.80 = 346,969.60/x
  3. Step 3: Cross multiply
    1,011,817.60x = 1,517,812.80 × 346,969.60
  4. Step 4: Simplify right side
    1,011,817.60x = 526,634,900,090.88
  5. Step 5: Solve for x
    x = 526,634,900,090.88/1,011,817.60
  6. Step 6: Final answer
    x = 520,484.03

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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.