Home / 779,699.04-1,075,993.65-457,414.62

Finding the Fourth Proportional to 779,699.04, 1,075,993.65 and 457,414.62

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Solution

The fourth proportional to 779,699.04, 1,075,993.65 and 457,414.62 is: 631,237.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,699.04 : 1,075,993.65 = 457,414.62 : x
  2. Step 2: Convert to fraction form
    779,699.04/1,075,993.65 = 457,414.62/x
  3. Step 3: Cross multiply
    779,699.04x = 1,075,993.65 × 457,414.62
  4. Step 4: Simplify right side
    779,699.04x = 492,175,226,537.16
  5. Step 5: Solve for x
    x = 492,175,226,537.16/779,699.04
  6. Step 6: Final answer
    x = 631,237.44

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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.