Home / 739,256.77-1,020,098.51-545,767.21

Finding the Fourth Proportional to 739,256.77, 1,020,098.51 and 545,767.21

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Solution

The fourth proportional to 739,256.77, 1,020,098.51 and 545,767.21 is: 753,102.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,256.77 : 1,020,098.51 = 545,767.21 : x
  2. Step 2: Convert to fraction form
    739,256.77/1,020,098.51 = 545,767.21/x
  3. Step 3: Cross multiply
    739,256.77x = 1,020,098.51 × 545,767.21
  4. Step 4: Simplify right side
    739,256.77x = 556,736,314,999.02
  5. Step 5: Solve for x
    x = 556,736,314,999.02/739,256.77
  6. Step 6: Final answer
    x = 753,102.76

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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.