Home / 677,328.50-1,013,999.67-452,130.35

Finding the Fourth Proportional to 677,328.50, 1,013,999.67 and 452,130.35

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Solution

The fourth proportional to 677,328.50, 1,013,999.67 and 452,130.35 is: 676,865.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,328.50 : 1,013,999.67 = 452,130.35 : x
  2. Step 2: Convert to fraction form
    677,328.50/1,013,999.67 = 452,130.35/x
  3. Step 3: Cross multiply
    677,328.50x = 1,013,999.67 × 452,130.35
  4. Step 4: Simplify right side
    677,328.50x = 458,460,020,626.99
  5. Step 5: Solve for x
    x = 458,460,020,626.99/677,328.50
  6. Step 6: Final answer
    x = 676,865.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.