Home / 779,404.18-1,075,181.48-473,399.14

Finding the Fourth Proportional to 779,404.18, 1,075,181.48 and 473,399.14

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Solution

The fourth proportional to 779,404.18, 1,075,181.48 and 473,399.14 is: 653,050.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,404.18 : 1,075,181.48 = 473,399.14 : x
  2. Step 2: Convert to fraction form
    779,404.18/1,075,181.48 = 473,399.14/x
  3. Step 3: Cross multiply
    779,404.18x = 1,075,181.48 × 473,399.14
  4. Step 4: Simplify right side
    779,404.18x = 508,989,987,975.93
  5. Step 5: Solve for x
    x = 508,989,987,975.93/779,404.18
  6. Step 6: Final answer
    x = 653,050.11

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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.