Home / 500,341.19-690,575.09-459,991.04

Finding the Fourth Proportional to 500,341.19, 690,575.09 and 459,991.04

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Solution

The fourth proportional to 500,341.19, 690,575.09 and 459,991.04 is: 634,883.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,341.19 : 690,575.09 = 459,991.04 : x
  2. Step 2: Convert to fraction form
    500,341.19/690,575.09 = 459,991.04/x
  3. Step 3: Cross multiply
    500,341.19x = 690,575.09 × 459,991.04
  4. Step 4: Simplify right side
    500,341.19x = 317,658,348,094.36
  5. Step 5: Solve for x
    x = 317,658,348,094.36/500,341.19
  6. Step 6: Final answer
    x = 634,883.47

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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.