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Finding the Fourth Proportional to 529,746.40, 794,619.60 and 370,314.10

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Solution

The fourth proportional to 529,746.40, 794,619.60 and 370,314.10 is: 555,471.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,746.40 : 794,619.60 = 370,314.10 : x
  2. Step 2: Convert to fraction form
    529,746.40/794,619.60 = 370,314.10/x
  3. Step 3: Cross multiply
    529,746.40x = 794,619.60 × 370,314.10
  4. Step 4: Simplify right side
    529,746.40x = 294,258,842,016.36
  5. Step 5: Solve for x
    x = 294,258,842,016.36/529,746.40
  6. Step 6: Final answer
    x = 555,471.15

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Double scale
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Similar ratio
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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.