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Finding the Fourth Proportional to 656,594.76, 906,114.63 and 370,114.77

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Solution

The fourth proportional to 656,594.76, 906,114.63 and 370,114.77 is: 510,766.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,594.76 : 906,114.63 = 370,114.77 : x
  2. Step 2: Convert to fraction form
    656,594.76/906,114.63 = 370,114.77/x
  3. Step 3: Cross multiply
    656,594.76x = 906,114.63 × 370,114.77
  4. Step 4: Simplify right side
    656,594.76x = 335,366,401,494.94
  5. Step 5: Solve for x
    x = 335,366,401,494.94/656,594.76
  6. Step 6: Final answer
    x = 510,766.19

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.