Home / 876,348.18-1,209,364.02-473,940.18

Finding the Fourth Proportional to 876,348.18, 1,209,364.02 and 473,940.18

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Solution

The fourth proportional to 876,348.18, 1,209,364.02 and 473,940.18 is: 654,039.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,348.18 : 1,209,364.02 = 473,940.18 : x
  2. Step 2: Convert to fraction form
    876,348.18/1,209,364.02 = 473,940.18/x
  3. Step 3: Cross multiply
    876,348.18x = 1,209,364.02 × 473,940.18
  4. Step 4: Simplify right side
    876,348.18x = 573,166,201,324.32
  5. Step 5: Solve for x
    x = 573,166,201,324.32/876,348.18
  6. Step 6: Final answer
    x = 654,039.36

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Double scale
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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.