Home / 651,313.62-977,304.15-310,143.42

Finding the Fourth Proportional to 651,313.62, 977,304.15 and 310,143.42

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Solution

The fourth proportional to 651,313.62, 977,304.15 and 310,143.42 is: 465,374.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,313.62 : 977,304.15 = 310,143.42 : x
  2. Step 2: Convert to fraction form
    651,313.62/977,304.15 = 310,143.42/x
  3. Step 3: Cross multiply
    651,313.62x = 977,304.15 × 310,143.42
  4. Step 4: Simplify right side
    651,313.62x = 303,104,451,461.19
  5. Step 5: Solve for x
    x = 303,104,451,461.19/651,313.62
  6. Step 6: Final answer
    x = 465,374.04

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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.