Home / 957,547.52-1,321,669.88-565,424.08

Finding the Fourth Proportional to 957,547.52, 1,321,669.88 and 565,424.08

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Solution

The fourth proportional to 957,547.52, 1,321,669.88 and 565,424.08 is: 780,435.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,547.52 : 1,321,669.88 = 565,424.08 : x
  2. Step 2: Convert to fraction form
    957,547.52/1,321,669.88 = 565,424.08/x
  3. Step 3: Cross multiply
    957,547.52x = 1,321,669.88 × 565,424.08
  4. Step 4: Simplify right side
    957,547.52x = 747,303,975,962.71
  5. Step 5: Solve for x
    x = 747,303,975,962.71/957,547.52
  6. Step 6: Final answer
    x = 780,435.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.