Home / 727,877.35-1,004,545.49-437,582.89

Finding the Fourth Proportional to 727,877.35, 1,004,545.49 and 437,582.89

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Solution

The fourth proportional to 727,877.35, 1,004,545.49 and 437,582.89 is: 603,909.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,877.35 : 1,004,545.49 = 437,582.89 : x
  2. Step 2: Convert to fraction form
    727,877.35/1,004,545.49 = 437,582.89/x
  3. Step 3: Cross multiply
    727,877.35x = 1,004,545.49 × 437,582.89
  4. Step 4: Simplify right side
    727,877.35x = 439,571,918,650.67
  5. Step 5: Solve for x
    x = 439,571,918,650.67/727,877.35
  6. Step 6: Final answer
    x = 603,909.32

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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.