Home / 749,201.51-1,033,698.75-426,904.74

Finding the Fourth Proportional to 749,201.51, 1,033,698.75 and 426,904.74

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Solution

The fourth proportional to 749,201.51, 1,033,698.75 and 426,904.74 is: 589,014.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,201.51 : 1,033,698.75 = 426,904.74 : x
  2. Step 2: Convert to fraction form
    749,201.51/1,033,698.75 = 426,904.74/x
  3. Step 3: Cross multiply
    749,201.51x = 1,033,698.75 × 426,904.74
  4. Step 4: Simplify right side
    749,201.51x = 441,290,894,506.18
  5. Step 5: Solve for x
    x = 441,290,894,506.18/749,201.51
  6. Step 6: Final answer
    x = 589,014.95

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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.