Home / 507,172.16-760,832.40-152,214.23

Finding the Fourth Proportional to 507,172.16, 760,832.40 and 152,214.23

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Solution

The fourth proportional to 507,172.16, 760,832.40 and 152,214.23 is: 228,343.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,172.16 : 760,832.40 = 152,214.23 : x
  2. Step 2: Convert to fraction form
    507,172.16/760,832.40 = 152,214.23/x
  3. Step 3: Cross multiply
    507,172.16x = 760,832.40 × 152,214.23
  4. Step 4: Simplify right side
    507,172.16x = 115,809,517,925.05
  5. Step 5: Solve for x
    x = 115,809,517,925.05/507,172.16
  6. Step 6: Final answer
    x = 228,343.60

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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.