Home / 1,047,084.96-1,570,440.48-278,587.08

Finding the Fourth Proportional to 1,047,084.96, 1,570,440.48 and 278,587.08

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Solution

The fourth proportional to 1,047,084.96, 1,570,440.48 and 278,587.08 is: 417,830.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,084.96 : 1,570,440.48 = 278,587.08 : x
  2. Step 2: Convert to fraction form
    1,047,084.96/1,570,440.48 = 278,587.08/x
  3. Step 3: Cross multiply
    1,047,084.96x = 1,570,440.48 × 278,587.08
  4. Step 4: Simplify right side
    1,047,084.96x = 437,504,427,637.00
  5. Step 5: Solve for x
    x = 437,504,427,637.00/1,047,084.96
  6. Step 6: Final answer
    x = 417,830.88

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Double scale
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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.