Home / 1,003,289.31-1,505,426.04-470,853.63

Finding the Fourth Proportional to 1,003,289.31, 1,505,426.04 and 470,853.63

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Solution

The fourth proportional to 1,003,289.31, 1,505,426.04 and 470,853.63 is: 706,511.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,289.31 : 1,505,426.04 = 470,853.63 : x
  2. Step 2: Convert to fraction form
    1,003,289.31/1,505,426.04 = 470,853.63/x
  3. Step 3: Cross multiply
    1,003,289.31x = 1,505,426.04 × 470,853.63
  4. Step 4: Simplify right side
    1,003,289.31x = 708,835,315,630.53
  5. Step 5: Solve for x
    x = 708,835,315,630.53/1,003,289.31
  6. Step 6: Final answer
    x = 706,511.38

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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.