Home / 779,242.90-1,075,344.69-435,084.13

Finding the Fourth Proportional to 779,242.90, 1,075,344.69 and 435,084.13

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Solution

The fourth proportional to 779,242.90, 1,075,344.69 and 435,084.13 is: 600,410.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,242.90 : 1,075,344.69 = 435,084.13 : x
  2. Step 2: Convert to fraction form
    779,242.90/1,075,344.69 = 435,084.13/x
  3. Step 3: Cross multiply
    779,242.90x = 1,075,344.69 × 435,084.13
  4. Step 4: Simplify right side
    779,242.90x = 467,865,408,898.77
  5. Step 5: Solve for x
    x = 467,865,408,898.77/779,242.90
  6. Step 6: Final answer
    x = 600,410.23

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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.