Home / 1,109,110.59-1,663,666.16-310,509.77

Finding the Fourth Proportional to 1,109,110.59, 1,663,666.16 and 310,509.77

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Solution

The fourth proportional to 1,109,110.59, 1,663,666.16 and 310,509.77 is: 465,764.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,110.59 : 1,663,666.16 = 310,509.77 : x
  2. Step 2: Convert to fraction form
    1,109,110.59/1,663,666.16 = 310,509.77/x
  3. Step 3: Cross multiply
    1,109,110.59x = 1,663,666.16 × 310,509.77
  4. Step 4: Simplify right side
    1,109,110.59x = 516,584,586,827.50
  5. Step 5: Solve for x
    x = 516,584,586,827.50/1,109,110.59
  6. Step 6: Final answer
    x = 465,764.72

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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.