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Finding the Fourth Proportional to 944,572, 1,303,510.20 and 514,843.52

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Solution

The fourth proportional to 944,572, 1,303,510.20 and 514,843.52 is: 710,484.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,572 : 1,303,510.20 = 514,843.52 : x
  2. Step 2: Convert to fraction form
    944,572/1,303,510.20 = 514,843.52/x
  3. Step 3: Cross multiply
    944,572x = 1,303,510.20 × 514,843.52
  4. Step 4: Simplify right side
    944,572x = 671,103,779,723.90
  5. Step 5: Solve for x
    x = 671,103,779,723.90/944,572
  6. Step 6: Final answer
    x = 710,484.52

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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.