Home / 953,457.16-1,315,449.64-539,937.28

Finding the Fourth Proportional to 953,457.16, 1,315,449.64 and 539,937.28

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Solution

The fourth proportional to 953,457.16, 1,315,449.64 and 539,937.28 is: 744,931.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,457.16 : 1,315,449.64 = 539,937.28 : x
  2. Step 2: Convert to fraction form
    953,457.16/1,315,449.64 = 539,937.28/x
  3. Step 3: Cross multiply
    953,457.16x = 1,315,449.64 × 539,937.28
  4. Step 4: Simplify right side
    953,457.16x = 710,260,300,598.58
  5. Step 5: Solve for x
    x = 710,260,300,598.58/953,457.16
  6. Step 6: Final answer
    x = 744,931.53

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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.