Home / 833,748.64-1,150,582.18-489,588.68

Finding the Fourth Proportional to 833,748.64, 1,150,582.18 and 489,588.68

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Solution

The fourth proportional to 833,748.64, 1,150,582.18 and 489,588.68 is: 675,637.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,748.64 : 1,150,582.18 = 489,588.68 : x
  2. Step 2: Convert to fraction form
    833,748.64/1,150,582.18 = 489,588.68/x
  3. Step 3: Cross multiply
    833,748.64x = 1,150,582.18 × 489,588.68
  4. Step 4: Simplify right side
    833,748.64x = 563,312,010,737.72
  5. Step 5: Solve for x
    x = 563,312,010,737.72/833,748.64
  6. Step 6: Final answer
    x = 675,637.70

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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.