Home / 965,271.78-1,332,075.21-535,550.88

Finding the Fourth Proportional to 965,271.78, 1,332,075.21 and 535,550.88

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Solution

The fourth proportional to 965,271.78, 1,332,075.21 and 535,550.88 is: 739,060.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,271.78 : 1,332,075.21 = 535,550.88 : x
  2. Step 2: Convert to fraction form
    965,271.78/1,332,075.21 = 535,550.88/x
  3. Step 3: Cross multiply
    965,271.78x = 1,332,075.21 × 535,550.88
  4. Step 4: Simplify right side
    965,271.78x = 713,394,054,700.90
  5. Step 5: Solve for x
    x = 713,394,054,700.90/965,271.78
  6. Step 6: Final answer
    x = 739,060.31

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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.