Home / 779,702.04-1,075,997.79-457,417.62

Finding the Fourth Proportional to 779,702.04, 1,075,997.79 and 457,417.62

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Solution

The fourth proportional to 779,702.04, 1,075,997.79 and 457,417.62 is: 631,241.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,702.04 : 1,075,997.79 = 457,417.62 : x
  2. Step 2: Convert to fraction form
    779,702.04/1,075,997.79 = 457,417.62/x
  3. Step 3: Cross multiply
    779,702.04x = 1,075,997.79 × 457,417.62
  4. Step 4: Simplify right side
    779,702.04x = 492,180,348,227.06
  5. Step 5: Solve for x
    x = 492,180,348,227.06/779,702.04
  6. Step 6: Final answer
    x = 631,241.58

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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.