Home / 890,501.07-1,335,419.45-357,841.83

Finding the Fourth Proportional to 890,501.07, 1,335,419.45 and 357,841.83

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Solution

The fourth proportional to 890,501.07, 1,335,419.45 and 357,841.83 is: 536,629.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,501.07 : 1,335,419.45 = 357,841.83 : x
  2. Step 2: Convert to fraction form
    890,501.07/1,335,419.45 = 357,841.83/x
  3. Step 3: Cross multiply
    890,501.07x = 1,335,419.45 × 357,841.83
  4. Step 4: Simplify right side
    890,501.07x = 477,868,938,016.38
  5. Step 5: Solve for x
    x = 477,868,938,016.38/890,501.07
  6. Step 6: Final answer
    x = 536,629.27

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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.