Home / 867,645.36-1,301,463.36-578,846.16

Finding the Fourth Proportional to 867,645.36, 1,301,463.36 and 578,846.16

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Solution

The fourth proportional to 867,645.36, 1,301,463.36 and 578,846.16 is: 868,266.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,645.36 : 1,301,463.36 = 578,846.16 : x
  2. Step 2: Convert to fraction form
    867,645.36/1,301,463.36 = 578,846.16/x
  3. Step 3: Cross multiply
    867,645.36x = 1,301,463.36 × 578,846.16
  4. Step 4: Simplify right side
    867,645.36x = 753,347,068,316.70
  5. Step 5: Solve for x
    x = 753,347,068,316.70/867,645.36
  6. Step 6: Final answer
    x = 868,266.12

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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.