Home / 1,014,501.48-1,399,994.58-561,782.76

Finding the Fourth Proportional to 1,014,501.48, 1,399,994.58 and 561,782.76

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Solution

The fourth proportional to 1,014,501.48, 1,399,994.58 and 561,782.76 is: 775,250.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,501.48 : 1,399,994.58 = 561,782.76 : x
  2. Step 2: Convert to fraction form
    1,014,501.48/1,399,994.58 = 561,782.76/x
  3. Step 3: Cross multiply
    1,014,501.48x = 1,399,994.58 × 561,782.76
  4. Step 4: Simplify right side
    1,014,501.48x = 786,492,819,137.44
  5. Step 5: Solve for x
    x = 786,492,819,137.44/1,014,501.48
  6. Step 6: Final answer
    x = 775,250.54

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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.