Home / 733,973.76-1,013,337.90-489,303.12

Finding the Fourth Proportional to 733,973.76, 1,013,337.90 and 489,303.12

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Solution

The fourth proportional to 733,973.76, 1,013,337.90 and 489,303.12 is: 675,541.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,973.76 : 1,013,337.90 = 489,303.12 : x
  2. Step 2: Convert to fraction form
    733,973.76/1,013,337.90 = 489,303.12/x
  3. Step 3: Cross multiply
    733,973.76x = 1,013,337.90 × 489,303.12
  4. Step 4: Simplify right side
    733,973.76x = 495,829,396,084.25
  5. Step 5: Solve for x
    x = 495,829,396,084.25/733,973.76
  6. Step 6: Final answer
    x = 675,541.04

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Double scale
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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.