Home / 779,624.31-1,075,870.19-435,465.13

Finding the Fourth Proportional to 779,624.31, 1,075,870.19 and 435,465.13

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Solution

The fourth proportional to 779,624.31, 1,075,870.19 and 435,465.13 is: 600,935.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,624.31 : 1,075,870.19 = 435,465.13 : x
  2. Step 2: Convert to fraction form
    779,624.31/1,075,870.19 = 435,465.13/x
  3. Step 3: Cross multiply
    779,624.31x = 1,075,870.19 × 435,465.13
  4. Step 4: Simplify right side
    779,624.31x = 468,503,949,974.15
  5. Step 5: Solve for x
    x = 468,503,949,974.15/779,624.31
  6. Step 6: Final answer
    x = 600,935.54

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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.