Home / 714,933.19-1,072,547.37-209,510.65

Finding the Fourth Proportional to 714,933.19, 1,072,547.37 and 209,510.65

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Solution

The fourth proportional to 714,933.19, 1,072,547.37 and 209,510.65 is: 314,309.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,933.19 : 1,072,547.37 = 209,510.65 : x
  2. Step 2: Convert to fraction form
    714,933.19/1,072,547.37 = 209,510.65/x
  3. Step 3: Cross multiply
    714,933.19x = 1,072,547.37 × 209,510.65
  4. Step 4: Simplify right side
    714,933.19x = 224,710,096,644.49
  5. Step 5: Solve for x
    x = 224,710,096,644.49/714,933.19
  6. Step 6: Final answer
    x = 314,309.22

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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.