Home / 1,237,875.20-1,856,797.41-339,316.10

Finding the Fourth Proportional to 1,237,875.20, 1,856,797.41 and 339,316.10

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Solution

The fourth proportional to 1,237,875.20, 1,856,797.41 and 339,316.10 is: 508,969.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,875.20 : 1,856,797.41 = 339,316.10 : x
  2. Step 2: Convert to fraction form
    1,237,875.20/1,856,797.41 = 339,316.10/x
  3. Step 3: Cross multiply
    1,237,875.20x = 1,856,797.41 × 339,316.10
  4. Step 4: Simplify right side
    1,237,875.20x = 630,041,255,651.30
  5. Step 5: Solve for x
    x = 630,041,255,651.30/1,237,875.20
  6. Step 6: Final answer
    x = 508,969.93

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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.