Home / 909,051.96-1,363,979.62-476,666.17

Finding the Fourth Proportional to 909,051.96, 1,363,979.62 and 476,666.17

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Solution

The fourth proportional to 909,051.96, 1,363,979.62 and 476,666.17 is: 715,209.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,051.96 : 1,363,979.62 = 476,666.17 : x
  2. Step 2: Convert to fraction form
    909,051.96/1,363,979.62 = 476,666.17/x
  3. Step 3: Cross multiply
    909,051.96x = 1,363,979.62 × 476,666.17
  4. Step 4: Simplify right side
    909,051.96x = 650,162,938,609.34
  5. Step 5: Solve for x
    x = 650,162,938,609.34/909,051.96
  6. Step 6: Final answer
    x = 715,209.87

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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.