Home / 1,155,325.12-1,732,320.62-356,392.16

Finding the Fourth Proportional to 1,155,325.12, 1,732,320.62 and 356,392.16

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Solution

The fourth proportional to 1,155,325.12, 1,732,320.62 and 356,392.16 is: 534,382.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,325.12 : 1,732,320.62 = 356,392.16 : x
  2. Step 2: Convert to fraction form
    1,155,325.12/1,732,320.62 = 356,392.16/x
  3. Step 3: Cross multiply
    1,155,325.12x = 1,732,320.62 × 356,392.16
  4. Step 4: Simplify right side
    1,155,325.12x = 617,385,487,574.34
  5. Step 5: Solve for x
    x = 617,385,487,574.34/1,155,325.12
  6. Step 6: Final answer
    x = 534,382.47

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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.