Home / 1,031,135.60-1,547,267.16-400,074.32

Finding the Fourth Proportional to 1,031,135.60, 1,547,267.16 and 400,074.32

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Solution

The fourth proportional to 1,031,135.60, 1,547,267.16 and 400,074.32 is: 600,330.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,135.60 : 1,547,267.16 = 400,074.32 : x
  2. Step 2: Convert to fraction form
    1,031,135.60/1,547,267.16 = 400,074.32/x
  3. Step 3: Cross multiply
    1,031,135.60x = 1,547,267.16 × 400,074.32
  4. Step 4: Simplify right side
    1,031,135.60x = 619,021,856,895.33
  5. Step 5: Solve for x
    x = 619,021,856,895.33/1,031,135.60
  6. Step 6: Final answer
    x = 600,330.22

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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.