Home / 779,701.04-1,075,996.41-457,416.62

Finding the Fourth Proportional to 779,701.04, 1,075,996.41 and 457,416.62

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Solution

The fourth proportional to 779,701.04, 1,075,996.41 and 457,416.62 is: 631,240.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,701.04 : 1,075,996.41 = 457,416.62 : x
  2. Step 2: Convert to fraction form
    779,701.04/1,075,996.41 = 457,416.62/x
  3. Step 3: Cross multiply
    779,701.04x = 1,075,996.41 × 457,416.62
  4. Step 4: Simplify right side
    779,701.04x = 492,178,640,994.33
  5. Step 5: Solve for x
    x = 492,178,640,994.33/779,701.04
  6. Step 6: Final answer
    x = 631,240.20

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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.