Home / 1,018,953.36-1,528,443.36-442,443.84

Finding the Fourth Proportional to 1,018,953.36, 1,528,443.36 and 442,443.84

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Solution

The fourth proportional to 1,018,953.36, 1,528,443.36 and 442,443.84 is: 663,671.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,953.36 : 1,528,443.36 = 442,443.84 : x
  2. Step 2: Convert to fraction form
    1,018,953.36/1,528,443.36 = 442,443.84/x
  3. Step 3: Cross multiply
    1,018,953.36x = 1,528,443.36 × 442,443.84
  4. Step 4: Simplify right side
    1,018,953.36x = 676,250,349,420.90
  5. Step 5: Solve for x
    x = 676,250,349,420.90/1,018,953.36
  6. Step 6: Final answer
    x = 663,671.54

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Double scale
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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.