Home / 1,036,419.90-1,554,685.53-326,503.50

Finding the Fourth Proportional to 1,036,419.90, 1,554,685.53 and 326,503.50

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Solution

The fourth proportional to 1,036,419.90, 1,554,685.53 and 326,503.50 is: 489,772.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,419.90 : 1,554,685.53 = 326,503.50 : x
  2. Step 2: Convert to fraction form
    1,036,419.90/1,554,685.53 = 326,503.50/x
  3. Step 3: Cross multiply
    1,036,419.90x = 1,554,685.53 × 326,503.50
  4. Step 4: Simplify right side
    1,036,419.90x = 507,610,266,944.36
  5. Step 5: Solve for x
    x = 507,610,266,944.36/1,036,419.90
  6. Step 6: Final answer
    x = 489,772.79

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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.