Home / 973,960.80-1,460,941.20-342,938.40

Finding the Fourth Proportional to 973,960.80, 1,460,941.20 and 342,938.40

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Solution

The fourth proportional to 973,960.80, 1,460,941.20 and 342,938.40 is: 514,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,960.80 : 1,460,941.20 = 342,938.40 : x
  2. Step 2: Convert to fraction form
    973,960.80/1,460,941.20 = 342,938.40/x
  3. Step 3: Cross multiply
    973,960.80x = 1,460,941.20 × 342,938.40
  4. Step 4: Simplify right side
    973,960.80x = 501,012,837,622.08
  5. Step 5: Solve for x
    x = 501,012,837,622.08/973,960.80
  6. Step 6: Final answer
    x = 514,407.60

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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.