Home / 855,563.80-1,180,678.05-473,590.59

Finding the Fourth Proportional to 855,563.80, 1,180,678.05 and 473,590.59

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Solution

The fourth proportional to 855,563.80, 1,180,678.05 and 473,590.59 is: 653,555.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,563.80 : 1,180,678.05 = 473,590.59 : x
  2. Step 2: Convert to fraction form
    855,563.80/1,180,678.05 = 473,590.59/x
  3. Step 3: Cross multiply
    855,563.80x = 1,180,678.05 × 473,590.59
  4. Step 4: Simplify right side
    855,563.80x = 559,158,014,299.55
  5. Step 5: Solve for x
    x = 559,158,014,299.55/855,563.80
  6. Step 6: Final answer
    x = 653,555.02

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.