Home / 726,044.02-1,001,864.04-403,702.12

Finding the Fourth Proportional to 726,044.02, 1,001,864.04 and 403,702.12

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Solution

The fourth proportional to 726,044.02, 1,001,864.04 and 403,702.12 is: 557,066.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,044.02 : 1,001,864.04 = 403,702.12 : x
  2. Step 2: Convert to fraction form
    726,044.02/1,001,864.04 = 403,702.12/x
  3. Step 3: Cross multiply
    726,044.02x = 1,001,864.04 × 403,702.12
  4. Step 4: Simplify right side
    726,044.02x = 404,454,636,899.77
  5. Step 5: Solve for x
    x = 404,454,636,899.77/726,044.02
  6. Step 6: Final answer
    x = 557,066.27

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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.