Home / 507,300.94-760,120.26-307,686.16

Finding the Fourth Proportional to 507,300.94, 760,120.26 and 307,686.16

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Solution

The fourth proportional to 507,300.94, 760,120.26 and 307,686.16 is: 461,025.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,300.94 : 760,120.26 = 307,686.16 : x
  2. Step 2: Convert to fraction form
    507,300.94/760,120.26 = 307,686.16/x
  3. Step 3: Cross multiply
    507,300.94x = 760,120.26 × 307,686.16
  4. Step 4: Simplify right side
    507,300.94x = 233,878,483,937.60
  5. Step 5: Solve for x
    x = 233,878,483,937.60/507,300.94
  6. Step 6: Final answer
    x = 461,025.13

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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.