Home / 1,036,281.98-1,554,641.67-326,381.78

Finding the Fourth Proportional to 1,036,281.98, 1,554,641.67 and 326,381.78

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Solution

The fourth proportional to 1,036,281.98, 1,554,641.67 and 326,381.78 is: 489,641.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,281.98 : 1,554,641.67 = 326,381.78 : x
  2. Step 2: Convert to fraction form
    1,036,281.98/1,554,641.67 = 326,381.78/x
  3. Step 3: Cross multiply
    1,036,281.98x = 1,554,641.67 × 326,381.78
  4. Step 4: Simplify right side
    1,036,281.98x = 507,406,715,516.77
  5. Step 5: Solve for x
    x = 507,406,715,516.77/1,036,281.98
  6. Step 6: Final answer
    x = 489,641.55

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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.