Home / 916,240.02-1,264,368.54-508,337.52

Finding the Fourth Proportional to 916,240.02, 1,264,368.54 and 508,337.52

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Solution

The fourth proportional to 916,240.02, 1,264,368.54 and 508,337.52 is: 701,482.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,240.02 : 1,264,368.54 = 508,337.52 : x
  2. Step 2: Convert to fraction form
    916,240.02/1,264,368.54 = 508,337.52/x
  3. Step 3: Cross multiply
    916,240.02x = 1,264,368.54 × 508,337.52
  4. Step 4: Simplify right side
    916,240.02x = 642,725,967,989.62
  5. Step 5: Solve for x
    x = 642,725,967,989.62/916,240.02
  6. Step 6: Final answer
    x = 701,482.09

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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.