Home / 849,309.34-1,172,011.70-462,126.36

Finding the Fourth Proportional to 849,309.34, 1,172,011.70 and 462,126.36

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Solution

The fourth proportional to 849,309.34, 1,172,011.70 and 462,126.36 is: 637,715.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,309.34 : 1,172,011.70 = 462,126.36 : x
  2. Step 2: Convert to fraction form
    849,309.34/1,172,011.70 = 462,126.36/x
  3. Step 3: Cross multiply
    849,309.34x = 1,172,011.70 × 462,126.36
  4. Step 4: Simplify right side
    849,309.34x = 541,617,500,798.41
  5. Step 5: Solve for x
    x = 541,617,500,798.41/849,309.34
  6. Step 6: Final answer
    x = 637,715.23

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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.