Home / 877,622.40-1,316,433.60-504,374.40

Finding the Fourth Proportional to 877,622.40, 1,316,433.60 and 504,374.40

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Solution

The fourth proportional to 877,622.40, 1,316,433.60 and 504,374.40 is: 756,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,622.40 : 1,316,433.60 = 504,374.40 : x
  2. Step 2: Convert to fraction form
    877,622.40/1,316,433.60 = 504,374.40/x
  3. Step 3: Cross multiply
    877,622.40x = 1,316,433.60 × 504,374.40
  4. Step 4: Simplify right side
    877,622.40x = 663,975,407,139.84
  5. Step 5: Solve for x
    x = 663,975,407,139.84/877,622.40
  6. Step 6: Final answer
    x = 756,561.60

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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.