Home / 896,702.20-1,237,432.14-488,807.80

Finding the Fourth Proportional to 896,702.20, 1,237,432.14 and 488,807.80

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Solution

The fourth proportional to 896,702.20, 1,237,432.14 and 488,807.80 is: 674,545.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,702.20 : 1,237,432.14 = 488,807.80 : x
  2. Step 2: Convert to fraction form
    896,702.20/1,237,432.14 = 488,807.80/x
  3. Step 3: Cross multiply
    896,702.20x = 1,237,432.14 × 488,807.80
  4. Step 4: Simplify right side
    896,702.20x = 604,866,482,002.69
  5. Step 5: Solve for x
    x = 604,866,482,002.69/896,702.20
  6. Step 6: Final answer
    x = 674,545.55

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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.