Home / 788,407.58-1,088,012.68-466,114.85

Finding the Fourth Proportional to 788,407.58, 1,088,012.68 and 466,114.85

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Solution

The fourth proportional to 788,407.58, 1,088,012.68 and 466,114.85 is: 643,244.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,407.58 : 1,088,012.68 = 466,114.85 : x
  2. Step 2: Convert to fraction form
    788,407.58/1,088,012.68 = 466,114.85/x
  3. Step 3: Cross multiply
    788,407.58x = 1,088,012.68 × 466,114.85
  4. Step 4: Simplify right side
    788,407.58x = 507,138,872,042.01
  5. Step 5: Solve for x
    x = 507,138,872,042.01/788,407.58
  6. Step 6: Final answer
    x = 643,244.54

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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.