Home / 876,688.10-1,315,032.15-404,296.10

Finding the Fourth Proportional to 876,688.10, 1,315,032.15 and 404,296.10

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Solution

The fourth proportional to 876,688.10, 1,315,032.15 and 404,296.10 is: 606,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,688.10 : 1,315,032.15 = 404,296.10 : x
  2. Step 2: Convert to fraction form
    876,688.10/1,315,032.15 = 404,296.10/x
  3. Step 3: Cross multiply
    876,688.10x = 1,315,032.15 × 404,296.10
  4. Step 4: Simplify right side
    876,688.10x = 531,662,369,619.62
  5. Step 5: Solve for x
    x = 531,662,369,619.62/876,688.10
  6. Step 6: Final answer
    x = 606,444.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.