Home / 746,545.60-1,030,188.54-424,210.96

Finding the Fourth Proportional to 746,545.60, 1,030,188.54 and 424,210.96

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Solution

The fourth proportional to 746,545.60, 1,030,188.54 and 424,210.96 is: 585,385.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,545.60 : 1,030,188.54 = 424,210.96 : x
  2. Step 2: Convert to fraction form
    746,545.60/1,030,188.54 = 424,210.96/x
  3. Step 3: Cross multiply
    746,545.60x = 1,030,188.54 × 424,210.96
  4. Step 4: Simplify right side
    746,545.60x = 437,017,269,534.40
  5. Step 5: Solve for x
    x = 437,017,269,534.40/746,545.60
  6. Step 6: Final answer
    x = 585,385.90

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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.