Home / 771,616.40-1,157,251.80-507,232.40

Finding the Fourth Proportional to 771,616.40, 1,157,251.80 and 507,232.40

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Solution

The fourth proportional to 771,616.40, 1,157,251.80 and 507,232.40 is: 760,735.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,616.40 : 1,157,251.80 = 507,232.40 : x
  2. Step 2: Convert to fraction form
    771,616.40/1,157,251.80 = 507,232.40/x
  3. Step 3: Cross multiply
    771,616.40x = 1,157,251.80 × 507,232.40
  4. Step 4: Simplify right side
    771,616.40x = 586,995,607,918.32
  5. Step 5: Solve for x
    x = 586,995,607,918.32/771,616.40
  6. Step 6: Final answer
    x = 760,735.01

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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.