Home / 742,558.68-1,024,733.73-403,026.93

Finding the Fourth Proportional to 742,558.68, 1,024,733.73 and 403,026.93

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Solution

The fourth proportional to 742,558.68, 1,024,733.73 and 403,026.93 is: 556,178.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,558.68 : 1,024,733.73 = 403,026.93 : x
  2. Step 2: Convert to fraction form
    742,558.68/1,024,733.73 = 403,026.93/x
  3. Step 3: Cross multiply
    742,558.68x = 1,024,733.73 × 403,026.93
  4. Step 4: Simplify right side
    742,558.68x = 412,995,289,269.35
  5. Step 5: Solve for x
    x = 412,995,289,269.35/742,558.68
  6. Step 6: Final answer
    x = 556,178.66

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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.