Home / 1,024,400.90-1,536,601.35-384,703.40

Finding the Fourth Proportional to 1,024,400.90, 1,536,601.35 and 384,703.40

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Solution

The fourth proportional to 1,024,400.90, 1,536,601.35 and 384,703.40 is: 577,055.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,400.90 : 1,536,601.35 = 384,703.40 : x
  2. Step 2: Convert to fraction form
    1,024,400.90/1,536,601.35 = 384,703.40/x
  3. Step 3: Cross multiply
    1,024,400.90x = 1,536,601.35 × 384,703.40
  4. Step 4: Simplify right side
    1,024,400.90x = 591,135,763,789.59
  5. Step 5: Solve for x
    x = 591,135,763,789.59/1,024,400.90
  6. Step 6: Final answer
    x = 577,055.10

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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.