Home / 877,127.36-1,210,467.12-495,222.08

Finding the Fourth Proportional to 877,127.36, 1,210,467.12 and 495,222.08

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Solution

The fourth proportional to 877,127.36, 1,210,467.12 and 495,222.08 is: 683,424.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,127.36 : 1,210,467.12 = 495,222.08 : x
  2. Step 2: Convert to fraction form
    877,127.36/1,210,467.12 = 495,222.08/x
  3. Step 3: Cross multiply
    877,127.36x = 1,210,467.12 × 495,222.08
  4. Step 4: Simplify right side
    877,127.36x = 599,450,044,938.01
  5. Step 5: Solve for x
    x = 599,450,044,938.01/877,127.36
  6. Step 6: Final answer
    x = 683,424.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.