Home / 779,862.04-1,169,792.94-425,174.32

Finding the Fourth Proportional to 779,862.04, 1,169,792.94 and 425,174.32

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Solution

The fourth proportional to 779,862.04, 1,169,792.94 and 425,174.32 is: 637,761.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,862.04 : 1,169,792.94 = 425,174.32 : x
  2. Step 2: Convert to fraction form
    779,862.04/1,169,792.94 = 425,174.32/x
  3. Step 3: Cross multiply
    779,862.04x = 1,169,792.94 × 425,174.32
  4. Step 4: Simplify right side
    779,862.04x = 497,365,917,805.30
  5. Step 5: Solve for x
    x = 497,365,917,805.30/779,862.04
  6. Step 6: Final answer
    x = 637,761.41

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1.5x scale

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.