Home / 857,874.48-1,184,008.70-476,024.28

Finding the Fourth Proportional to 857,874.48, 1,184,008.70 and 476,024.28

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Solution

The fourth proportional to 857,874.48, 1,184,008.70 and 476,024.28 is: 656,992.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,874.48 : 1,184,008.70 = 476,024.28 : x
  2. Step 2: Convert to fraction form
    857,874.48/1,184,008.70 = 476,024.28/x
  3. Step 3: Cross multiply
    857,874.48x = 1,184,008.70 × 476,024.28
  4. Step 4: Simplify right side
    857,874.48x = 563,616,888,931.24
  5. Step 5: Solve for x
    x = 563,616,888,931.24/857,874.48
  6. Step 6: Final answer
    x = 656,992.25

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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.