Home / 579,919.55-870,004.45-175,078.16

Finding the Fourth Proportional to 579,919.55, 870,004.45 and 175,078.16

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Solution

The fourth proportional to 579,919.55, 870,004.45 and 175,078.16 is: 262,655.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,919.55 : 870,004.45 = 175,078.16 : x
  2. Step 2: Convert to fraction form
    579,919.55/870,004.45 = 175,078.16/x
  3. Step 3: Cross multiply
    579,919.55x = 870,004.45 × 175,078.16
  4. Step 4: Simplify right side
    579,919.55x = 152,318,776,444.34
  5. Step 5: Solve for x
    x = 152,318,776,444.34/579,919.55
  6. Step 6: Final answer
    x = 262,655.01

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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.