Home / 452,547.20-624,543.36-251,342.72

Finding the Fourth Proportional to 452,547.20, 624,543.36 and 251,342.72

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Solution

The fourth proportional to 452,547.20, 624,543.36 and 251,342.72 is: 346,868.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,547.20 : 624,543.36 = 251,342.72 : x
  2. Step 2: Convert to fraction form
    452,547.20/624,543.36 = 251,342.72/x
  3. Step 3: Cross multiply
    452,547.20x = 624,543.36 × 251,342.72
  4. Step 4: Simplify right side
    452,547.20x = 156,974,426,860.34
  5. Step 5: Solve for x
    x = 156,974,426,860.34/452,547.20
  6. Step 6: Final answer
    x = 346,868.63

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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.