Home / 1,087,248.63-1,630,226.87-413,379.26

Finding the Fourth Proportional to 1,087,248.63, 1,630,226.87 and 413,379.26

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Solution

The fourth proportional to 1,087,248.63, 1,630,226.87 and 413,379.26 is: 619,823.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,248.63 : 1,630,226.87 = 413,379.26 : x
  2. Step 2: Convert to fraction form
    1,087,248.63/1,630,226.87 = 413,379.26/x
  3. Step 3: Cross multiply
    1,087,248.63x = 1,630,226.87 × 413,379.26
  4. Step 4: Simplify right side
    1,087,248.63x = 673,901,974,598.21
  5. Step 5: Solve for x
    x = 673,901,974,598.21/1,087,248.63
  6. Step 6: Final answer
    x = 619,823.24

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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.