Home / 1,316,605.16-1,974,981.46-369,902

Finding the Fourth Proportional to 1,316,605.16, 1,974,981.46 and 369,902

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Solution

The fourth proportional to 1,316,605.16, 1,974,981.46 and 369,902 is: 554,873.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,605.16 : 1,974,981.46 = 369,902 : x
  2. Step 2: Convert to fraction form
    1,316,605.16/1,974,981.46 = 369,902/x
  3. Step 3: Cross multiply
    1,316,605.16x = 1,974,981.46 × 369,902
  4. Step 4: Simplify right side
    1,316,605.16x = 730,549,592,016.92
  5. Step 5: Solve for x
    x = 730,549,592,016.92/1,316,605.16
  6. Step 6: Final answer
    x = 554,873.71

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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.