Home / 837,294.40-1,255,941.60-778,245.40

Finding the Fourth Proportional to 837,294.40, 1,255,941.60 and 778,245.40

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Solution

The fourth proportional to 837,294.40, 1,255,941.60 and 778,245.40 is: 1,167,368.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,294.40 : 1,255,941.60 = 778,245.40 : x
  2. Step 2: Convert to fraction form
    837,294.40/1,255,941.60 = 778,245.40/x
  3. Step 3: Cross multiply
    837,294.40x = 1,255,941.60 × 778,245.40
  4. Step 4: Simplify right side
    837,294.40x = 977,430,772,868.64
  5. Step 5: Solve for x
    x = 977,430,772,868.64/837,294.40
  6. Step 6: Final answer
    x = 1,167,368.10

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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.