Home / 483,137.60-666,746.66-268,281.26

Finding the Fourth Proportional to 483,137.60, 666,746.66 and 268,281.26

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Solution

The fourth proportional to 483,137.60, 666,746.66 and 268,281.26 is: 370,237.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,137.60 : 666,746.66 = 268,281.26 : x
  2. Step 2: Convert to fraction form
    483,137.60/666,746.66 = 268,281.26/x
  3. Step 3: Cross multiply
    483,137.60x = 666,746.66 × 268,281.26
  4. Step 4: Simplify right side
    483,137.60x = 178,875,634,045.59
  5. Step 5: Solve for x
    x = 178,875,634,045.59/483,137.60
  6. Step 6: Final answer
    x = 370,237.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.