Home / 739,229.54-1,020,075.44-417,018.82

Finding the Fourth Proportional to 739,229.54, 1,020,075.44 and 417,018.82

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Solution

The fourth proportional to 739,229.54, 1,020,075.44 and 417,018.82 is: 575,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,229.54 : 1,020,075.44 = 417,018.82 : x
  2. Step 2: Convert to fraction form
    739,229.54/1,020,075.44 = 417,018.82/x
  3. Step 3: Cross multiply
    739,229.54x = 1,020,075.44 × 417,018.82
  4. Step 4: Simplify right side
    739,229.54x = 425,390,656,299.78
  5. Step 5: Solve for x
    x = 425,390,656,299.78/739,229.54
  6. Step 6: Final answer
    x = 575,451.38

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Double scale
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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.