Home / 779,533.60-1,168,954.80-358,938.40

Finding the Fourth Proportional to 779,533.60, 1,168,954.80 and 358,938.40

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Solution

The fourth proportional to 779,533.60, 1,168,954.80 and 358,938.40 is: 538,248.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,533.60 : 1,168,954.80 = 358,938.40 : x
  2. Step 2: Convert to fraction form
    779,533.60/1,168,954.80 = 358,938.40/x
  3. Step 3: Cross multiply
    779,533.60x = 1,168,954.80 × 358,938.40
  4. Step 4: Simplify right side
    779,533.60x = 419,582,765,584.32
  5. Step 5: Solve for x
    x = 419,582,765,584.32/779,533.60
  6. Step 6: Final answer
    x = 538,248.47

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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.