Home / 894,457.80-1,342,308.80-578,130.12

Finding the Fourth Proportional to 894,457.80, 1,342,308.80 and 578,130.12

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Solution

The fourth proportional to 894,457.80, 1,342,308.80 and 578,130.12 is: 867,597.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,457.80 : 1,342,308.80 = 578,130.12 : x
  2. Step 2: Convert to fraction form
    894,457.80/1,342,308.80 = 578,130.12/x
  3. Step 3: Cross multiply
    894,457.80x = 1,342,308.80 × 578,130.12
  4. Step 4: Simplify right side
    894,457.80x = 776,029,147,621.06
  5. Step 5: Solve for x
    x = 776,029,147,621.06/894,457.80
  6. Step 6: Final answer
    x = 867,597.27

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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.