Home / 1,168,457.10-1,752,774.28-315,516.32

Finding the Fourth Proportional to 1,168,457.10, 1,752,774.28 and 315,516.32

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Solution

The fourth proportional to 1,168,457.10, 1,752,774.28 and 315,516.32 is: 473,298.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,457.10 : 1,752,774.28 = 315,516.32 : x
  2. Step 2: Convert to fraction form
    1,168,457.10/1,752,774.28 = 315,516.32/x
  3. Step 3: Cross multiply
    1,168,457.10x = 1,752,774.28 × 315,516.32
  4. Step 4: Simplify right side
    1,168,457.10x = 553,028,890,616.25
  5. Step 5: Solve for x
    x = 553,028,890,616.25/1,168,457.10
  6. Step 6: Final answer
    x = 473,298.41

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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.