Home / 1,078,513.02-1,617,769.50-368,547.21

Finding the Fourth Proportional to 1,078,513.02, 1,617,769.50 and 368,547.21

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Solution

The fourth proportional to 1,078,513.02, 1,617,769.50 and 368,547.21 is: 552,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,513.02 : 1,617,769.50 = 368,547.21 : x
  2. Step 2: Convert to fraction form
    1,078,513.02/1,617,769.50 = 368,547.21/x
  3. Step 3: Cross multiply
    1,078,513.02x = 1,617,769.50 × 368,547.21
  4. Step 4: Simplify right side
    1,078,513.02x = 596,224,435,648.10
  5. Step 5: Solve for x
    x = 596,224,435,648.10/1,078,513.02
  6. Step 6: Final answer
    x = 552,820.80

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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.