Home / 1,070,034.20-1,605,124.20-340,499.60

Finding the Fourth Proportional to 1,070,034.20, 1,605,124.20 and 340,499.60

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Solution

The fourth proportional to 1,070,034.20, 1,605,124.20 and 340,499.60 is: 510,772.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,034.20 : 1,605,124.20 = 340,499.60 : x
  2. Step 2: Convert to fraction form
    1,070,034.20/1,605,124.20 = 340,499.60/x
  3. Step 3: Cross multiply
    1,070,034.20x = 1,605,124.20 × 340,499.60
  4. Step 4: Simplify right side
    1,070,034.20x = 546,544,148,050.32
  5. Step 5: Solve for x
    x = 546,544,148,050.32/1,070,034.20
  6. Step 6: Final answer
    x = 510,772.60

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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.