Home / 1,004,557.60-1,506,836.40-256,603.60

Finding the Fourth Proportional to 1,004,557.60, 1,506,836.40 and 256,603.60

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Solution

The fourth proportional to 1,004,557.60, 1,506,836.40 and 256,603.60 is: 384,905.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,557.60 : 1,506,836.40 = 256,603.60 : x
  2. Step 2: Convert to fraction form
    1,004,557.60/1,506,836.40 = 256,603.60/x
  3. Step 3: Cross multiply
    1,004,557.60x = 1,506,836.40 × 256,603.60
  4. Step 4: Simplify right side
    1,004,557.60x = 386,659,644,851.04
  5. Step 5: Solve for x
    x = 386,659,644,851.04/1,004,557.60
  6. Step 6: Final answer
    x = 384,905.40

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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.