Home / 807,218.92-1,113,710.58-458,302.24

Finding the Fourth Proportional to 807,218.92, 1,113,710.58 and 458,302.24

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Solution

The fourth proportional to 807,218.92, 1,113,710.58 and 458,302.24 is: 632,314.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,218.92 : 1,113,710.58 = 458,302.24 : x
  2. Step 2: Convert to fraction form
    807,218.92/1,113,710.58 = 458,302.24/x
  3. Step 3: Cross multiply
    807,218.92x = 1,113,710.58 × 458,302.24
  4. Step 4: Simplify right side
    807,218.92x = 510,416,053,525.70
  5. Step 5: Solve for x
    x = 510,416,053,525.70/807,218.92
  6. Step 6: Final answer
    x = 632,314.28

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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.