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Finding the Fourth Proportional to 601,235.20, 901,852.80 and 552,246.40

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Solution

The fourth proportional to 601,235.20, 901,852.80 and 552,246.40 is: 828,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,235.20 : 901,852.80 = 552,246.40 : x
  2. Step 2: Convert to fraction form
    601,235.20/901,852.80 = 552,246.40/x
  3. Step 3: Cross multiply
    601,235.20x = 901,852.80 × 552,246.40
  4. Step 4: Simplify right side
    601,235.20x = 498,044,962,129.92
  5. Step 5: Solve for x
    x = 498,044,962,129.92/601,235.20
  6. Step 6: Final answer
    x = 828,369.60

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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.