Home / 913,290.04-1,369,906.80-433,862.96

Finding the Fourth Proportional to 913,290.04, 1,369,906.80 and 433,862.96

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Solution

The fourth proportional to 913,290.04, 1,369,906.80 and 433,862.96 is: 650,781.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,290.04 : 1,369,906.80 = 433,862.96 : x
  2. Step 2: Convert to fraction form
    913,290.04/1,369,906.80 = 433,862.96/x
  3. Step 3: Cross multiply
    913,290.04x = 1,369,906.80 × 433,862.96
  4. Step 4: Simplify right side
    913,290.04x = 594,351,819,172.13
  5. Step 5: Solve for x
    x = 594,351,819,172.13/913,290.04
  6. Step 6: Final answer
    x = 650,781.01

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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.