Home / 688,003.70-1,032,005.55-463,471.70

Finding the Fourth Proportional to 688,003.70, 1,032,005.55 and 463,471.70

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Solution

The fourth proportional to 688,003.70, 1,032,005.55 and 463,471.70 is: 695,207.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,003.70 : 1,032,005.55 = 463,471.70 : x
  2. Step 2: Convert to fraction form
    688,003.70/1,032,005.55 = 463,471.70/x
  3. Step 3: Cross multiply
    688,003.70x = 1,032,005.55 × 463,471.70
  4. Step 4: Simplify right side
    688,003.70x = 478,305,366,667.94
  5. Step 5: Solve for x
    x = 478,305,366,667.94/688,003.70
  6. Step 6: Final answer
    x = 695,207.55

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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.