Home / 1,013,262.60-1,520,312.40-444,349.20

Finding the Fourth Proportional to 1,013,262.60, 1,520,312.40 and 444,349.20

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Solution

The fourth proportional to 1,013,262.60, 1,520,312.40 and 444,349.20 is: 666,707.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,262.60 : 1,520,312.40 = 444,349.20 : x
  2. Step 2: Convert to fraction form
    1,013,262.60/1,520,312.40 = 444,349.20/x
  3. Step 3: Cross multiply
    1,013,262.60x = 1,520,312.40 × 444,349.20
  4. Step 4: Simplify right side
    1,013,262.60x = 675,549,598,690.08
  5. Step 5: Solve for x
    x = 675,549,598,690.08/1,013,262.60
  6. Step 6: Final answer
    x = 666,707.33

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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.