Home / 849,426.52-1,172,208.77-467,453.31

Finding the Fourth Proportional to 849,426.52, 1,172,208.77 and 467,453.31

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Solution

The fourth proportional to 849,426.52, 1,172,208.77 and 467,453.31 is: 645,085.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,426.52 : 1,172,208.77 = 467,453.31 : x
  2. Step 2: Convert to fraction form
    849,426.52/1,172,208.77 = 467,453.31/x
  3. Step 3: Cross multiply
    849,426.52x = 1,172,208.77 × 467,453.31
  4. Step 4: Simplify right side
    849,426.52x = 547,952,869,547.53
  5. Step 5: Solve for x
    x = 547,952,869,547.53/849,426.52
  6. Step 6: Final answer
    x = 645,085.66

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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.