Home / 707,292.18-976,075.65-385,011.54

Finding the Fourth Proportional to 707,292.18, 976,075.65 and 385,011.54

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Solution

The fourth proportional to 707,292.18, 976,075.65 and 385,011.54 is: 531,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,292.18 : 976,075.65 = 385,011.54 : x
  2. Step 2: Convert to fraction form
    707,292.18/976,075.65 = 385,011.54/x
  3. Step 3: Cross multiply
    707,292.18x = 976,075.65 × 385,011.54
  4. Step 4: Simplify right side
    707,292.18x = 375,800,389,163.00
  5. Step 5: Solve for x
    x = 375,800,389,163.00/707,292.18
  6. Step 6: Final answer
    x = 531,322.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.