Home / 880,379.04-1,321,068.32-374,887.31

Finding the Fourth Proportional to 880,379.04, 1,321,068.32 and 374,887.31

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Solution

The fourth proportional to 880,379.04, 1,321,068.32 and 374,887.31 is: 562,543.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,379.04 : 1,321,068.32 = 374,887.31 : x
  2. Step 2: Convert to fraction form
    880,379.04/1,321,068.32 = 374,887.31/x
  3. Step 3: Cross multiply
    880,379.04x = 1,321,068.32 × 374,887.31
  4. Step 4: Simplify right side
    880,379.04x = 495,251,740,331.24
  5. Step 5: Solve for x
    x = 495,251,740,331.24/880,379.04
  6. Step 6: Final answer
    x = 562,543.77

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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.