Home / 771,242.10-1,157,305.77-602,288.10

Finding the Fourth Proportional to 771,242.10, 1,157,305.77 and 602,288.10

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Solution

The fourth proportional to 771,242.10, 1,157,305.77 and 602,288.10 is: 903,777.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,242.10 : 1,157,305.77 = 602,288.10 : x
  2. Step 2: Convert to fraction form
    771,242.10/1,157,305.77 = 602,288.10/x
  3. Step 3: Cross multiply
    771,242.10x = 1,157,305.77 × 602,288.10
  4. Step 4: Simplify right side
    771,242.10x = 697,031,493,332.34
  5. Step 5: Solve for x
    x = 697,031,493,332.34/771,242.10
  6. Step 6: Final answer
    x = 903,777.81

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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.