Home / 671,146.30-1,004,095.05-434,950.30

Finding the Fourth Proportional to 671,146.30, 1,004,095.05 and 434,950.30

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Solution

The fourth proportional to 671,146.30, 1,004,095.05 and 434,950.30 is: 650,724.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,146.30 : 1,004,095.05 = 434,950.30 : x
  2. Step 2: Convert to fraction form
    671,146.30/1,004,095.05 = 434,950.30/x
  3. Step 3: Cross multiply
    671,146.30x = 1,004,095.05 × 434,950.30
  4. Step 4: Simplify right side
    671,146.30x = 436,731,443,226.02
  5. Step 5: Solve for x
    x = 436,731,443,226.02/671,146.30
  6. Step 6: Final answer
    x = 650,724.65

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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.