Home / 673,875.40-1,010,344.86-253,038.28

Finding the Fourth Proportional to 673,875.40, 1,010,344.86 and 253,038.28

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Solution

The fourth proportional to 673,875.40, 1,010,344.86 and 253,038.28 is: 379,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,875.40 : 1,010,344.86 = 253,038.28 : x
  2. Step 2: Convert to fraction form
    673,875.40/1,010,344.86 = 253,038.28/x
  3. Step 3: Cross multiply
    673,875.40x = 1,010,344.86 × 253,038.28
  4. Step 4: Simplify right side
    673,875.40x = 255,655,925,581.24
  5. Step 5: Solve for x
    x = 255,655,925,581.24/673,875.40
  6. Step 6: Final answer
    x = 379,381.60

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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.