Home / 738,283.86-1,018,841.25-436,475.22

Finding the Fourth Proportional to 738,283.86, 1,018,841.25 and 436,475.22

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Solution

The fourth proportional to 738,283.86, 1,018,841.25 and 436,475.22 is: 602,341.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,283.86 : 1,018,841.25 = 436,475.22 : x
  2. Step 2: Convert to fraction form
    738,283.86/1,018,841.25 = 436,475.22/x
  3. Step 3: Cross multiply
    738,283.86x = 1,018,841.25 × 436,475.22
  4. Step 4: Simplify right side
    738,283.86x = 444,698,958,738.83
  5. Step 5: Solve for x
    x = 444,698,958,738.83/738,283.86
  6. Step 6: Final answer
    x = 602,341.43

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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.