Home / 668,935.50-1,003,393.08-463,580.70

Finding the Fourth Proportional to 668,935.50, 1,003,393.08 and 463,580.70

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Solution

The fourth proportional to 668,935.50, 1,003,393.08 and 463,580.70 is: 695,364.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,935.50 : 1,003,393.08 = 463,580.70 : x
  2. Step 2: Convert to fraction form
    668,935.50/1,003,393.08 = 463,580.70/x
  3. Step 3: Cross multiply
    668,935.50x = 1,003,393.08 × 463,580.70
  4. Step 4: Simplify right side
    668,935.50x = 465,153,666,401.56
  5. Step 5: Solve for x
    x = 465,153,666,401.56/668,935.50
  6. Step 6: Final answer
    x = 695,364.00

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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.