Home / 1,000,186.88-1,500,412.14-326,031.98

Finding the Fourth Proportional to 1,000,186.88, 1,500,412.14 and 326,031.98

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Solution

The fourth proportional to 1,000,186.88, 1,500,412.14 and 326,031.98 is: 489,090.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,186.88 : 1,500,412.14 = 326,031.98 : x
  2. Step 2: Convert to fraction form
    1,000,186.88/1,500,412.14 = 326,031.98/x
  3. Step 3: Cross multiply
    1,000,186.88x = 1,500,412.14 × 326,031.98
  4. Step 4: Simplify right side
    1,000,186.88x = 489,182,333,318.18
  5. Step 5: Solve for x
    x = 489,182,333,318.18/1,000,186.88
  6. Step 6: Final answer
    x = 489,090.93

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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.