Home / 717,211.48-1,075,506.18-243,769.72

Finding the Fourth Proportional to 717,211.48, 1,075,506.18 and 243,769.72

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Solution

The fourth proportional to 717,211.48, 1,075,506.18 and 243,769.72 is: 365,548.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,211.48 : 1,075,506.18 = 243,769.72 : x
  2. Step 2: Convert to fraction form
    717,211.48/1,075,506.18 = 243,769.72/x
  3. Step 3: Cross multiply
    717,211.48x = 1,075,506.18 × 243,769.72
  4. Step 4: Simplify right side
    717,211.48x = 262,175,840,356.87
  5. Step 5: Solve for x
    x = 262,175,840,356.87/717,211.48
  6. Step 6: Final answer
    x = 365,548.86

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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.