Home / 1,316,387.34-1,974,657.57-369,831.87

Finding the Fourth Proportional to 1,316,387.34, 1,974,657.57 and 369,831.87

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Solution

The fourth proportional to 1,316,387.34, 1,974,657.57 and 369,831.87 is: 554,769.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,387.34 : 1,974,657.57 = 369,831.87 : x
  2. Step 2: Convert to fraction form
    1,316,387.34/1,974,657.57 = 369,831.87/x
  3. Step 3: Cross multiply
    1,316,387.34x = 1,974,657.57 × 369,831.87
  4. Step 4: Simplify right side
    1,316,387.34x = 730,291,301,722.76
  5. Step 5: Solve for x
    x = 730,291,301,722.76/1,316,387.34
  6. Step 6: Final answer
    x = 554,769.31

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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.