Home / 748,108.40-1,124,927.40-626,457.20

Finding the Fourth Proportional to 748,108.40, 1,124,927.40 and 626,457.20

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Solution

The fourth proportional to 748,108.40, 1,124,927.40 and 626,457.20 is: 942,001.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,108.40 : 1,124,927.40 = 626,457.20 : x
  2. Step 2: Convert to fraction form
    748,108.40/1,124,927.40 = 626,457.20/x
  3. Step 3: Cross multiply
    748,108.40x = 1,124,927.40 × 626,457.20
  4. Step 4: Simplify right side
    748,108.40x = 704,718,869,207.28
  5. Step 5: Solve for x
    x = 704,718,869,207.28/748,108.40
  6. Step 6: Final answer
    x = 942,001.01

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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.