Home / 1,006,439.40-1,509,140.70-375,028.20

Finding the Fourth Proportional to 1,006,439.40, 1,509,140.70 and 375,028.20

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Solution

The fourth proportional to 1,006,439.40, 1,509,140.70 and 375,028.20 is: 562,349.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,439.40 : 1,509,140.70 = 375,028.20 : x
  2. Step 2: Convert to fraction form
    1,006,439.40/1,509,140.70 = 375,028.20/x
  3. Step 3: Cross multiply
    1,006,439.40x = 1,509,140.70 × 375,028.20
  4. Step 4: Simplify right side
    1,006,439.40x = 565,970,320,267.74
  5. Step 5: Solve for x
    x = 565,970,320,267.74/1,006,439.40
  6. Step 6: Final answer
    x = 562,349.13

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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.