Home / 425,719.07-587,484.77-232,128.28

Finding the Fourth Proportional to 425,719.07, 587,484.77 and 232,128.28

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Solution

The fourth proportional to 425,719.07, 587,484.77 and 232,128.28 is: 320,332.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,719.07 : 587,484.77 = 232,128.28 : x
  2. Step 2: Convert to fraction form
    425,719.07/587,484.77 = 232,128.28/x
  3. Step 3: Cross multiply
    425,719.07x = 587,484.77 × 232,128.28
  4. Step 4: Simplify right side
    425,719.07x = 136,371,830,718.59
  5. Step 5: Solve for x
    x = 136,371,830,718.59/425,719.07
  6. Step 6: Final answer
    x = 320,332.92

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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.