Home / 761,112.74-1,050,290.52-416,880.02

Finding the Fourth Proportional to 761,112.74, 1,050,290.52 and 416,880.02

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Solution

The fourth proportional to 761,112.74, 1,050,290.52 and 416,880.02 is: 575,269.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,112.74 : 1,050,290.52 = 416,880.02 : x
  2. Step 2: Convert to fraction form
    761,112.74/1,050,290.52 = 416,880.02/x
  3. Step 3: Cross multiply
    761,112.74x = 1,050,290.52 × 416,880.02
  4. Step 4: Simplify right side
    761,112.74x = 437,845,132,983.41
  5. Step 5: Solve for x
    x = 437,845,132,983.41/761,112.74
  6. Step 6: Final answer
    x = 575,269.75

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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.