Home / 846,356.04-1,269,752.76-314,028.90

Finding the Fourth Proportional to 846,356.04, 1,269,752.76 and 314,028.90

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Solution

The fourth proportional to 846,356.04, 1,269,752.76 and 314,028.90 is: 471,124.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,356.04 : 1,269,752.76 = 314,028.90 : x
  2. Step 2: Convert to fraction form
    846,356.04/1,269,752.76 = 314,028.90/x
  3. Step 3: Cross multiply
    846,356.04x = 1,269,752.76 × 314,028.90
  4. Step 4: Simplify right side
    846,356.04x = 398,739,062,494.76
  5. Step 5: Solve for x
    x = 398,739,062,494.76/846,356.04
  6. Step 6: Final answer
    x = 471,124.50

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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.