Home / 740,253.42-1,022,460.58-535,980.94

Finding the Fourth Proportional to 740,253.42, 1,022,460.58 and 535,980.94

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Solution

The fourth proportional to 740,253.42, 1,022,460.58 and 535,980.94 is: 740,313.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,253.42 : 1,022,460.58 = 535,980.94 : x
  2. Step 2: Convert to fraction form
    740,253.42/1,022,460.58 = 535,980.94/x
  3. Step 3: Cross multiply
    740,253.42x = 1,022,460.58 × 535,980.94
  4. Step 4: Simplify right side
    740,253.42x = 548,019,382,781.35
  5. Step 5: Solve for x
    x = 548,019,382,781.35/740,253.42
  6. Step 6: Final answer
    x = 740,313.21

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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.