Home / 922,009.42-1,272,341.55-508,562.59

Finding the Fourth Proportional to 922,009.42, 1,272,341.55 and 508,562.59

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Solution

The fourth proportional to 922,009.42, 1,272,341.55 and 508,562.59 is: 701,799.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,009.42 : 1,272,341.55 = 508,562.59 : x
  2. Step 2: Convert to fraction form
    922,009.42/1,272,341.55 = 508,562.59/x
  3. Step 3: Cross multiply
    922,009.42x = 1,272,341.55 × 508,562.59
  4. Step 4: Simplify right side
    922,009.42x = 647,065,314,032.62
  5. Step 5: Solve for x
    x = 647,065,314,032.62/922,009.42
  6. Step 6: Final answer
    x = 701,799.03

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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.