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Finding the Fourth Proportional to 830,570.60, 1,244,106.30 and 830,570.60

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Solution

The fourth proportional to 830,570.60, 1,244,106.30 and 830,570.60 is: 1,244,106.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,570.60 : 1,244,106.30 = 830,570.60 : x
  2. Step 2: Convert to fraction form
    830,570.60/1,244,106.30 = 830,570.60/x
  3. Step 3: Cross multiply
    830,570.60x = 1,244,106.30 × 830,570.60
  4. Step 4: Simplify right side
    830,570.60x = 1,033,318,116,054.78
  5. Step 5: Solve for x
    x = 1,033,318,116,054.78/830,570.60
  6. Step 6: Final answer
    x = 1,244,106.30

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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.