Home / 748,558.86-1,033,032.47-417,422.36

Finding the Fourth Proportional to 748,558.86, 1,033,032.47 and 417,422.36

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Solution

The fourth proportional to 748,558.86, 1,033,032.47 and 417,422.36 is: 576,054.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,558.86 : 1,033,032.47 = 417,422.36 : x
  2. Step 2: Convert to fraction form
    748,558.86/1,033,032.47 = 417,422.36/x
  3. Step 3: Cross multiply
    748,558.86x = 1,033,032.47 × 417,422.36
  4. Step 4: Simplify right side
    748,558.86x = 431,210,844,331.76
  5. Step 5: Solve for x
    x = 431,210,844,331.76/748,558.86
  6. Step 6: Final answer
    x = 576,054.69

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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.