Home / 369,916.65-510,430.24-224,646.89

Finding the Fourth Proportional to 369,916.65, 510,430.24 and 224,646.89

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Solution

The fourth proportional to 369,916.65, 510,430.24 and 224,646.89 is: 309,979.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,916.65 : 510,430.24 = 224,646.89 : x
  2. Step 2: Convert to fraction form
    369,916.65/510,430.24 = 224,646.89/x
  3. Step 3: Cross multiply
    369,916.65x = 510,430.24 × 224,646.89
  4. Step 4: Simplify right side
    369,916.65x = 114,666,565,977.95
  5. Step 5: Solve for x
    x = 114,666,565,977.95/369,916.65
  6. Step 6: Final answer
    x = 309,979.47

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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.