Home / 1,012,001.60-1,518,002.40-264,047.60

Finding the Fourth Proportional to 1,012,001.60, 1,518,002.40 and 264,047.60

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Solution

The fourth proportional to 1,012,001.60, 1,518,002.40 and 264,047.60 is: 396,071.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,001.60 : 1,518,002.40 = 264,047.60 : x
  2. Step 2: Convert to fraction form
    1,012,001.60/1,518,002.40 = 264,047.60/x
  3. Step 3: Cross multiply
    1,012,001.60x = 1,518,002.40 × 264,047.60
  4. Step 4: Simplify right side
    1,012,001.60x = 400,824,890,514.24
  5. Step 5: Solve for x
    x = 400,824,890,514.24/1,012,001.60
  6. Step 6: Final answer
    x = 396,071.40

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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.